New York City's Time Warner Center is the state of the art in high-rise living. It features all the amenities that one can imagine. But high-rise, high-density living isn't a new idea.

Chimpanzees are known to us as amusing circus attractions and are even popular as pets, but when they attack the results are frightening and horrific. Just as disturbing, across the US, witness reports suggest that chimpanzees may be on the loose.

The team gets to the bottom of a mystery concerning the cornerstones of US democracy. Laid by the ultra-secretive Freemasons, a landmark piece of stone vanished. Is there a secret conspiracy tied to the White House itself?

The gods worshipped by the Norse Vikings were fearsome and mysterious. Experts investigate whether these powerful Viking Gods could have been visitors from another planet.

Stunning, newly colorised combat and newsreel footage plus personal memoirs take us to the heart of a battle that would be a catastrophic blow to both sides and leave a muddy graveyard across East Belgium.

Host Michael Guillen travels to China to explore the roots of modern agricultural genius. He studies how the ancient Chinese invented advanced farming technology long before the west would use anything like it.

A new breed of tools allows man to face deadly forces once thought impossible. On this episode: a polar survival suit, a thermal imaging fire fighter mask, and a big wave surfing emergency vest.

In Hamiltons possession is a wooden chest stuffed full of relics from medieval Christian pilgrimages. These include clamshell pendants from the Camino De Santiago in Spain and Jerusalem crosses from the Holy Land.

New York City's Time Warner Center is the state of the art in high-rise living. It features all the amenities that one can imagine. But high-rise, high-density living isn't a new idea.

Chimpanzees are known to us as amusing circus attractions and are even popular as pets, but when they attack the results are frightening and horrific. Just as disturbing, across the US, witness reports suggest that chimpanzees may be on the loose.

The team gets to the bottom of a mystery concerning the cornerstones of US democracy. Laid by the ultra-secretive Freemasons, a landmark piece of stone vanished. Is there a secret conspiracy tied to the White House itself?

The gods worshipped by the Norse Vikings were fearsome and mysterious. Experts investigate whether these powerful Viking Gods could have been visitors from another planet.

Stunning, newly colorised combat and newsreel footage plus personal memoirs take us to the heart of a battle that would be a catastrophic blow to both sides and leave a muddy graveyard across East Belgium.

Host Michael Guillen travels to China to explore the roots of modern agricultural genius. He studies how the ancient Chinese invented advanced farming technology long before the west would use anything like it.

A new breed of tools allows man to face deadly forces once thought impossible. On this episode: a polar survival suit, a thermal imaging fire fighter mask, and a big wave surfing emergency vest.

Hamilton has amassed an extraordinary, and sometimes disturbing, collection of Nazi memorabilia. These include a collection of Nazi badges that were sold to raise money for the German poor and an ammunition box full of silver bullion bars.

The host travels to Egypt to understand how monumental masterpieces including the Great Pyramid and the Temple of Karnak were designed with primitive tools and labour.

Large cats are prowling parts of America and they may have a taste for flesh. Witnesses in New York State say they are seeing big black cats. However, only jaguars and leopards appear black and neither is native to the eastern United States.

The Culper Spy Ring. The group of spies that worked to steal secrets from the British, giving the Americans a heads up on attacks and enemy movements. The Decoded uncover if this small circle may have defeated the British in the Revolutionary War.

An examination of Erich von Däniken's controversial theories that have captured the attention of the world and ignited a movement known as Ancient Astronaut Theory.

There's a gaping sinkhole at the National Corvette Museum - can a team of engineers fix it? And, what caused the collapse of Minneapolis Metrodome's iconic roof?

1948 - Manchester United lifted the FA Cup - and the countdown to tragedy began. An ignored warning about taking off in slush and a third take-off attempt cost 23 people their lives on a snowy February night, the day British football changed forever.

After the fall of Rome, autonomous city states emerged and revitalised their cities with new and radical designs. Explore how a new Italy was built.

Hamilton has amassed an extraordinary, and sometimes disturbing, collection of Nazi memorabilia. These include a collection of Nazi badges that were sold to raise money for the German poor and an ammunition box full of silver bullion bars.

The host travels to Egypt to understand how monumental masterpieces including the Great Pyramid and the Temple of Karnak were designed with primitive tools and labour.

Large cats are prowling parts of America and they may have a taste for flesh. Witnesses in New York State say they are seeing big black cats. However, only jaguars and leopards appear black and neither is native to the eastern United States.

The Culper Spy Ring. The group of spies that worked to steal secrets from the British, giving the Americans a heads up on attacks and enemy movements. The Decoded uncover if this small circle may have defeated the British in the Revolutionary War.

An examination of Erich von Däniken's controversial theories that have captured the attention of the world and ignited a movement known as Ancient Astronaut Theory.

There's a gaping sinkhole at the National Corvette Museum - can a team of engineers fix it? And, what caused the collapse of Minneapolis Metrodome's iconic roof?

1948 - Manchester United lifted the FA Cup - and the countdown to tragedy began. An ignored warning about taking off in slush and a third take-off attempt cost 23 people their lives on a snowy February night, the day British football changed forever.

After the fall of Rome, autonomous city states emerged and revitalised their cities with new and radical designs. Explore how a new Italy was built.

Hamilton has amassed an extraordinary, and sometimes disturbing, collection of Nazi memorabilia. These include a collection of Nazi badges that were sold to raise money for the German poor and an ammunition box full of silver bullion bars.