What started as an indomitable partnership for steel magnate Andrew Carnegie and coal king Henry Clay Frick, ended in violence.

Businessman Cornelius Vanderbilt and rival Daniel Drew engage in a Wall Street war to control the Erie Railroad.

U.S. forces face one of the toughest urban conflicts since Vietnam as they try to reclaim the city from insurgents.

Thousands of NVA soldiers lay waiting in the ancient Citadel for the Marines to breech the walls and begin the fight.

Surrounded and outnumbered, six thousand marines fend off the Communist army for 77 days during the Vietnam War.

U.S. special forces face off against a much larger Taliban insurgence to take control of Kandahar.

A tank battalion smashes into Saddam Hussein's Baghdad in what would become one of of the most decisive battles of the Iraq war.

Ill-prepared U.S. ships take on the largest battleships ever built in the biggest naval battle in history.

Americans take on the most powerful navy in the world in a battle that will change of the course the Pacific war.

American forces fight thousands of Japanese soldiers on mountainous terrain and treacherous conditions.

Members of Russia's elite fighting force work in counterterrorist strike squads and special operations.

The U.S. Navy SEALs is the world's most versatile special operations force.

Tracing the history of the United States Marine Corps.

Soldiers of the Waffen-SS serve as Nazi Germany's ultimate warriors during World War II.

The history of America's airborne soldiers.

Members of the U.S. Army Rangers utilize cutting-edge military technology.

The Green Berets use unconventional methods to wage war.

Discover the role of the infamous HITRON UNIT.

Snipers face new challenges and missions as different types of warfare advance.

Advanced techniques used to train smart, inventive soldiers.

The Green Berets use unconventional methods to wage war.

Discover the role of the infamous HITRON UNIT.

Snipers face new challenges and missions as different types of warfare advance.

Advanced techniques used to train smart, inventive soldiers.

The history of America's airborne soldiers.

Members of the U.S. Army Rangers utilize cutting-edge military technology.

As the Soviet Army pushes the Nazis out of Poland, they discover a massive city of over 1,000 buildings that was unknown to the Allies; using the latest science, experts reveal how Hitler was able to keep this sinister place hidden for so long.

New discoveries on a strange fortified island reveal the terrifying truth behind Hitler's secret plan to win World War II at all costs.

New discoveries reveal whether this abandoned mansion was a secret Nazi base intended for a sinister mission.

One of the largest Nazi bunkers ever constructed, outside the French town of Watten, is a missile facility with storage for 108 missiles and two launch pads.

A secret weapons program in the heart of Austria could have caused trouble for the Allies and may have indicated nuclear plans being concocted by Hitler.

Exploring inside the mind of a dictator as Hitler tightens his iron grip on Germany and turns his sights to conquest; leading experts investigate the key skills that enable him to turn the tables on Europe's foreign leaders.

As Hitler's messianic complex reaches its peak, so does the Nazi leader's tireless warmongering.

Hitler struggles to stay in control when the tide of war turns against him.

Exploring Hitler's mental and physical decline as he confronts his inevitable defeat.

Investigation into the first three decades of Adolf Hitler's life to discover what transformed a down-and-out Austrian into the undisputed leader of the Nazi Party and the truth behind Hitler's time serving in World War I.

Being victorious in western Europe, Nazi Germany controlled Denmark, Norway, the Netherlands, Belgium and France, but Britain remained defiant.

No longer considering Britain a threat, Hitler focuses on Operation Barbarossa.

On December 7, 1941, Japanese planes bomb the U.S. Pacific Fleet in Pearl Harbor.

Benito Mussolini dreams of recreating the Roman Empire.

The race begins to develop new weapons and ways to wage war.

War on the two fronts catches up with Hitler, leaving him on the run in mid-1943.

Hitler faced a new threat, Allied preparations to invade north-west France were coming to a climax.

By late summer 1944, the Allied forces in north-west Europe were thrusting towards the German border.

The race begins to develop new weapons and ways to wage war.

War on the two fronts catches up with Hitler, leaving him on the run in mid-1943.

Hitler faced a new threat, Allied preparations to invade north-west France were coming to a climax.

By late summer 1944, the Allied forces in north-west Europe were thrusting towards the German border.

On December 7, 1941, Japanese planes bomb the U.S. Pacific Fleet in Pearl Harbor.

Benito Mussolini dreams of recreating the Roman Empire.

Discover the past & future of apocalyptic beliefs, the lengths people will go to ready for the end, and the dark side of End Times prophecy.

The Cold War might be long gone, but the nuclear threat has re-emerged.

A look back at the terrible epidemics and diseases that have decimated entire populations in the course of human history, as well as a look ahead to the planet's future risks.

Exploring the theory that a hidden planet has a gravitational force strong enough to cause mass extinctions in the past and destroy Earth in the future.

Nostradamus' cryptic prophecies have predicted some of the most dramatic and tragic events in history with chilling accuracy. There are many among his followers who say that he was not sealing us to this fate but warning us against it.

With the recent discoveries of thousands of other planets in the universe, scientists begin to wonder if one day Earth could be invaded by alien creatures.

A secret society gathers in the dead of night and plots the assassination of President Abraham Lincoln; U.S. spymaster Allan Pinkerton stops Confederate agents before they can topple the Union.

Many of the Founding Fathers and 14 U.S. presidents were members of the secret society known as the Freemasons.

Bordellos, which have endured for thousands of years, hold secrets involving famous patrons, governments and religion.

An examination of underground bunkers, from their use in ancient wartime planning to the hidden survival complexes found beneath modern American cities.

Investigating UFOs and the strange stories surrounding them, including the existence of a.

Some motorcycle clubs are viewed not as social clubs for nonconformists but as organized crime syndicates.

Secrets involving the federal penitentiary on Alcatraz Island, including the escape of three prisoners and the remnants of a strange military outpost with ties to President Abraham Lincoln.

Secrets of gambling mecca Las Vegas include the city's connection to organized crime, crafty tricks used by casinos and why the Nazis considered it a target for sabotage.

Lou joins the 18th Street gangsters in prison and on the street to learn why their deadly rivalry with the MS-13 is devastating El Salvador.

Ex-mafia insider Lou Ferrante visits Manila, in the Philippines, to meet one of the world's most ruthless prison gangs - the Commandos - and find out more about Manila's streets.

Lou heads to Albuquerque to meet one of the world's fastest growing prison gangs - The Burqueños.

Lou visits Naples, a place with one of the oldest, most powerful gangs in the world - The Camorra. A number of bodies have recently been found in the city, causing world headlines.

Lou joins the 18th Street gangsters in prison and on the street to learn why their deadly rivalry with the MS-13 is devastating El Salvador.

Ex-mafia insider Lou Ferrante visits Manila, in the Philippines, to meet one of the world's most ruthless prison gangs - the Commandos - and find out more about Manila's streets.

Lou heads to Albuquerque to meet one of the world's fastest growing prison gangs - The Burqueños.

Lou visits Naples, a place with one of the oldest, most powerful gangs in the world - The Camorra. A number of bodies have recently been found in the city, causing world headlines.

Secrets involving the federal penitentiary on Alcatraz Island, including the escape of three prisoners and the remnants of a strange military outpost with ties to President Abraham Lincoln.

Secrets of gambling mecca Las Vegas include the city's connection to organized crime, crafty tricks used by casinos and why the Nazis considered it a target for sabotage.

A man's drug habit leads him into a life of daring crimes; after being caught he escapes, but a so-called friend turns him in.

A band of thieves breaks into higher crime at the airport when they begin ramming rental cars and robbing vacationers at gunpoint; the ringleader then kills a tourist and finds a place to hide out.

A violent con artist uses his girlfriend to forge bad checks and then murders her and her son so he can go free.

A man devoted to the American Nazi Party murders a neighbor he perceives as an enemy of the white race.

A serial robber accidentally shoots a man; a woman goes on the run after becoming violent with her ex.

A man runs to New York after committing a murder; a man overpowers a guard to get out of jail.

A scam artist cons aspiring singers and models out of millions of dollars; a man's criminal past forces him to become a fugitive.

A pair of friends and criminals escape from prison in 2009 and lead police on a manhunt across the Southeast.

A man is wanted in four states for posing as a veteran and preying on women to get money.

A man arrested for killing his stepfather, with a friend, escapes from jail twice.

A man violates parole and refuses to go back to prison.

A 19-year-old's crimes escalate until he becomes the target of a nation-wide manhunt.

A stolen weapons dealer is caught, but later escapes from prison.

A robber is arrested and put in jail, then escapes during a hurricane and goes on a crime spree.

Even after getting caught, Tony Darwin continues working for a notorious smuggler until a deadly plane crash forces him to flee the country; the pressure mounts when his girlfriend threatens to rat him out.

Patrick Murphy and six other inmates conduct the largest prison escape in Texas history, only to kill a police officer and face a showdown with authorities.

After a man in prison for life falls in love with a guard, she helps him escape and they go on the run together.

A man convicted of murder, and his cell mate, escape through an air duct, but his freedom ends following a car crash.

Even after getting caught, Tony Darwin continues working for a notorious smuggler until a deadly plane crash forces him to flee the country; the pressure mounts when his girlfriend threatens to rat him out.

Patrick Murphy and six other inmates conduct the largest prison escape in Texas history, only to kill a police officer and face a showdown with authorities.

After a man in prison for life falls in love with a guard, she helps him escape and they go on the run together.

A man convicted of murder, and his cell mate, escape through an air duct, but his freedom ends following a car crash.

A stolen weapons dealer is caught, but later escapes from prison.

A robber is arrested and put in jail, then escapes during a hurricane and goes on a crime spree.

The Coast Guard performs a combat role in the Vietnam War.

A top KGB spy became America's greatest asset in the Cold War after defecting to the West.

KGB Colonel Oleg Gordievsky spends ten years spying for Britain's secret service when he learns that the Soviets are on to him.

A KGB turncoat is ready to turn over top secret intelligence to bring down the Soviet Union from within.

An early pioneer for racial equality; German children await candy from the skies; a moonshiner develops a famous rifle.

The stories behind some of the biggest deceptions, the top secrets and the secret weapons used to help defy the Nazis in WWII.

The stories behind George Washington, the California Gold Rush, the vast highways that stretch across America, and the wars between the United States and Great Britain.

Learning about the phrase Go for Broke!, the Fall of Saigon at Vietnam's bitter end, the legends spun around top-secret microfilm, and the classic movie,.

Exploring the secrets and scandals of Madison Square Garden, the world's most famous arena, and the crime and corruption that surrounded Prohibition Bootlegging.

Exploring the significance of the Civil War, the CIA, the Civil Rights movement, and the advent of flight.

Exploring the unbreakable codes, top secret underground nerve centers, super-human navy seals, and most classified operations of WWII.

The secrets and stories behind the United States' greatest icons.

Revealing the secrets behind the biggest crooks, scandals and schemes in America.

The unknown stories behind the biggest conquests and disasters in America's skies.

Highlighting the defining battles that turned the tide in the Pacific theater for the U.S.

The Cold War turns hot when the U.S. faces two communist giants in Korea.

The decisive moments of American involvement in Vietnam, highlighting key battles and turning points.

Key battles and strategies surrounding the liberation of Kuwait from invading dictator Saddam Hussein.

Highlighting the defining battles that turned the tide in the Pacific theater for the U.S.

The Cold War turns hot when the U.S. faces two communist giants in Korea.

The decisive moments of American involvement in Vietnam, highlighting key battles and turning points.

Key battles and strategies surrounding the liberation of Kuwait from invading dictator Saddam Hussein.

Revealing the secrets behind the biggest crooks, scandals and schemes in America.

The unknown stories behind the biggest conquests and disasters in America's skies.

Investigates Hitler's rise from election defeat in 1928 to Germany's Messiah in 1933. Experts analyze his speeches, dissect his PR gift and interrogate the mind of a man who ruthlessly executes his closest comrade.

Exploring inside the mind of a dictator as Hitler tightens his iron grip on Germany and turns his sights to conquest; leading experts investigate the key skills that enable him to turn the tables on Europe's foreign leaders.

As Hitler's messianic complex reaches its peak, so does the Nazi leader's tireless warmongering.

Hitler struggles to stay in control when the tide of war turns against him.

Exploring Hitler's mental and physical decline as he confronts his inevitable defeat.

An adventure into magic, high priests, and secret castles; mystery in a salt mine 18,000 feet below the surface.

It is one of the gargantuan struggles of the Second World War. Two men, one a Catholic pope who represents God on earth, the other, the German Fuhrer, who believes he is God on earth.

Advanced Nazi scientists take inspiration from the suddenly popular flying saucer movies to create super weapons.

It is the great untold story of World War Two. The role the Occult played in shaping and determining the outcome of the fight. Nazi Killer Magic reveals how esotericism and mysticism influenced Hitler's wartime commanders.

War on the two fronts catches up with Hitler, leaving him on the run in mid-1943.

Hitler faced a new threat, Allied preparations to invade north-west France were coming to a climax.

By late summer 1944, the Allied forces in north-west Europe were thrusting towards the German border.

By the spring of 1943, the Pacific war had reached a turning point.

As the Soviet Army pushes the Nazis out of Poland, they discover a massive city of over 1,000 buildings that was unknown to the Allies; using the latest science, experts reveal how Hitler was able to keep this sinister place hidden for so long.

New discoveries on a strange fortified island reveal the terrifying truth behind Hitler's secret plan to win World War II at all costs.

New discoveries reveal whether this abandoned mansion was a secret Nazi base intended for a sinister mission.

One of the largest Nazi bunkers ever constructed, outside the French town of Watten, is a missile facility with storage for 108 missiles and two launch pads.

A secret weapons program in the heart of Austria could have caused trouble for the Allies and may have indicated nuclear plans being concocted by Hitler.

New discoveries on a strange fortified island reveal the terrifying truth behind Hitler's secret plan to win World War II at all costs.

New discoveries reveal whether this abandoned mansion was a secret Nazi base intended for a sinister mission.

One of the largest Nazi bunkers ever constructed, outside the French town of Watten, is a missile facility with storage for 108 missiles and two launch pads.

A secret weapons program in the heart of Austria could have caused trouble for the Allies and may have indicated nuclear plans being concocted by Hitler.

By the spring of 1943, the Pacific war had reached a turning point.

As the Soviet Army pushes the Nazis out of Poland, they discover a massive city of over 1,000 buildings that was unknown to the Allies; using the latest science, experts reveal how Hitler was able to keep this sinister place hidden for so long.

After being hired to protect a strategic railroad from attack, celebrated P.I. Allan Pinkerton discovers a hidden conspiracy to assassinate President Lincoln.

Joe Petrosino, New York City's first Italian-American detective, is determined to do whatever it takes to protect his people in turn-of-the-century Little Italy.

During the Great Depression, a violent crime wave sweeps the nation and it's up to the FBI's Melvin Purvis to lead a massive manhunt for the most dangerous men in America.

The Everglades are home to bank robbers, rumrunners, and cold-blooded killers and Sheriff Bob Baker is determined to take down one of the most infamous and deadly gangs in Florida's history.

Lawlessness runs rampant in a notorious Texas outpost and it's up to legendary lawman Dallas Stoudemire to tame the town known as.

With outlaws firing machine guns in the streets of Oklahoma City, sharpshooting legend Delf 'Jelly' Bryce is on a collision course with some of the most violent men in America.

Iconic tough guys include singer Elvis Presley, Gen. Ulysses S. Grant, baseball slugger Ted Williams and President John F. Kennedy.

Astronaut John Glenn, martial artist Bruce Lee, President Harry S. Truman and journalist Hunter S. Thompson each lived life without boundaries.

President George Washington takes on Gen. Douglas MacArthur; aviator Amelia Earhart is matched against boxer Jack Johnson.

Legendary figures Benjamin Franklin, Al Capone, Abraham Lincoln and Ernest Hemingway take a seat at the tough-guy table.

Rival railroads the Atchison, Topeka & Santa Fe Railway and the Denver & Rio Grand Railroad race to reach the narrow Royal Gorge first after Leadville, Colorado strikes silver in the 1870's.

Ranching homesteaders and cattle barons start a feud in 1880s Wyoming after they clash over land, power and the future of the America West.

William Poole, the leader of New York gang the Bowery Boys, clashes with bare-knuckle boxer John Morrissey.

Legendary con artist Jefferson.

Dec. 1862: Following the strategic Union win at Antietam, Federal forces clash with a massive Rebel army in the town of Fredericksburg, Virginia. In what will become the largest fight of the Civil War.

July 1863: An elite band of Yankee Sharpshooters must stop Robert E. Lee's Alabamian shock troops from flanking the Union line and winning the battle of Gettysburg and perhaps the entire Civil War.

December 1864: In a daring attempt to regain the upper hand in the Civil War, Confederate forces try to retake the city of Nashville and sever the supply line that's feeding the Union invasion of the south.

April 1865: Two officers from Vermont lead a daring raid on Petersburg, Virginia.

Dec. 1862: Following the strategic Union win at Antietam, Federal forces clash with a massive Rebel army in the town of Fredericksburg, Virginia. In what will become the largest fight of the Civil War.

July 1863: An elite band of Yankee Sharpshooters must stop Robert E. Lee's Alabamian shock troops from flanking the Union line and winning the battle of Gettysburg and perhaps the entire Civil War.

December 1864: In a daring attempt to regain the upper hand in the Civil War, Confederate forces try to retake the city of Nashville and sever the supply line that's feeding the Union invasion of the south.

April 1865: Two officers from Vermont lead a daring raid on Petersburg, Virginia.

William Poole, the leader of New York gang the Bowery Boys, clashes with bare-knuckle boxer John Morrissey.

Legendary con artist Jefferson.

The British Special Air Service utilizes insertion behind enemy lines to combat terrorism.

The amphibious troops of the British Royal Marine Commandos.

Extreme Warriors are trained to live and fight in the harshest environments known to man - exposed mountaintops, extreme altitude, sub-zero temperatures, snowstorms - these guys bring the pain in any terrain.

Combat engineers use their skills to both build and destroy.

On the frontline of the 21 day battle for Baghdad.

American Green Berets launch an attack on Sperwan Ghar where they encounter nearly 1000 Taliban fighters.

The 101st Airborne Division face off against the Taliban during Operation Dragon Strike.

U.S. troops run into a massive force of North Vietnamese soldiers on the Cambodian border.

A top-secret device to prevent the smuggling of bombs and guns onto planes; the latest multicaliber combat weapon.

A state-of-the-art weapon converts from an assault rifle to a sniper rifle in seconds.

Inflatable armor; shoulder-fired grenades; A-10 Thunderbolt II attack plane.

An unmanned bomber can take off and land on an aircraft carrier.

A device can tear apart terrorist bombs; a new weapon helps troops avoid being ambushed; the latest surface-to-air missile.

The evolution of the Taser for military use; a vehicle-stopping device that uses a hi-tech net to trap suicide bombers.

The latest weapons and technology used by special forces.

A look at the top fighter planes, and what the future holds for these aerial assassins.

A look at the fastest, deadliest attack helicopters being used today.

Modern guns combine unparalleled accuracy, range and stopping power.

The latest weapons and technology used by special forces.

A look at the top fighter planes, and what the future holds for these aerial assassins.

A look at the fastest, deadliest attack helicopters being used today.

Modern guns combine unparalleled accuracy, range and stopping power.

A device can tear apart terrorist bombs; a new weapon helps troops avoid being ambushed; the latest surface-to-air missile.

The evolution of the Taser for military use; a vehicle-stopping device that uses a hi-tech net to trap suicide bombers.

By the spring of 1943, the Pacific war had reached a turning point.

Allied forces are within striking distince of the Rhine; a Red Army blitzkrieg brings Soviet forces to the River Oder.

in 1945, a desperate Japan is attacked by U.S. carriers and amphibious forces.

The most destructive war begins as German troops invade Poland.

Facing a new type of warfare, Poland was conquered in just four weeks by Hitler's army.

Being victorious in western Europe, Nazi Germany controlled Denmark, Norway, the Netherlands, Belgium and France, but Britain remained defiant.

The crew of the Allied Lancaster ME669 bomber had one of the most dangerous jobs of World War II, but the controversial tactic known as.

An experimental program to train black fighter pilots during World War II helps change the course of American history.

U.S. Air Force Col. Robin Olds masterminds Operation Bolo, a combat ruse designed to lure MiG-21 enemy aircraft to their destruction during the Vietnam War.

U.S. Air Force fighter pilot Francis.

Exploring whether a solar death ray that could obliterate any city and orbiting the skies 5,100 miles from the Earth was more than a Nazi dream.

Pseudo-history dreamt up by occult fantasists lay behind the myth of the Aryan super race, but it inspired the Nazis into war, legitimized the holocaust and led to the abduction of tens of thousands of young Aryan-looking children.

New evidence suggests Hitler planned to use bio-weapons and colluded with experts on germ warfare.

Examining how a series of psychotic episodes in his early life convinced Adolf Hitler he was a modern day Pharaoh, enabling the unremarkable drifter from Vienna to instigate the most devastating military conflict in the history of the world.

Otto Skorzeny and Amin Al Husseini carry Hitler's vision beyond Germany from their Nazi stronghold in the Middle East.

A look at the American Nazis and how they terrorized the United States in the 1930s and waged a battle against the FBI and an undercover team of amateur spies.

Gold is one the most rare treasures on Earth. Since ancient times, man has gone to extreme and often deadly lengths to get it.

The attack at Pearl Harbor changed the course of history and shaped how America would engage with war for the next 75 years, and made heroes of ordinary men.

Otto Skorzeny and Amin Al Husseini carry Hitler's vision beyond Germany from their Nazi stronghold in the Middle East.

A look at the American Nazis and how they terrorized the United States in the 1930s and waged a battle against the FBI and an undercover team of amateur spies.

Gold is one the most rare treasures on Earth. Since ancient times, man has gone to extreme and often deadly lengths to get it.

The attack at Pearl Harbor changed the course of history and shaped how America would engage with war for the next 75 years, and made heroes of ordinary men.

New evidence suggests Hitler planned to use bio-weapons and colluded with experts on germ warfare.

Examining how a series of psychotic episodes in his early life convinced Adolf Hitler he was a modern day Pharaoh, enabling the unremarkable drifter from Vienna to instigate the most devastating military conflict in the history of the world.