Sky History 2 HD Friday

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

A team of experts looks into the Orion constellation to investigate whether this could have been an entry point for aliens visiting Earth

Ancient human remains found in the Peruvian highlands, underwater Roman ruins uncovered in Tunisia and strange sounds in the Mongolian desert are investigated

Fritz Todt was the man tasked with the Nazis' engineering projects, including the autobahn and the West Wall defences. He died, mysteriously, in 1942

Unexplained phenomena occurring at Big Bend National Park, where a series of incidents has convinced some that secret alien activities are taking place there

Unexplained phenomena occurring at Death Valley National Park, where a series of deaths and disappearances have taken place

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

A team of experts looks into the Orion constellation to investigate whether this could have been an entry point for aliens visiting Earth

An exploration of crime and punishment in ancient Egypt. The topic features homicidal royalty, rampant tomb raiding and acts of extreme punishment

The comedian meets up with Germany's self-appointed comedy ambassador to the UK, Henning Wehn, to pick through the bad blood between the two nations

Part two of two. European colonisation of the Pacific, which began in the 16th century when the Spanish established a galleon route between the Philippines and Acapulco

Fritz Todt was the man tasked with the Nazis' engineering projects, including the autobahn and the West Wall defences. He died, mysteriously, in 1942

The mystery of labour union leader Jimmy Hoffa's disappearance of 1975. Plus, experts investigate whether JF Kennedy's brain might have gone missing

A plane crash in the Everglades National Park leads to strange hauntings - and some believe the park may exert a dark, transformative power

A look at America's network of national parks, vast, dense expanses of virtually unexplored wilderness, starting with the area around the Grand Canyon

A trip from New South Wales to the Western Australia metropolis of Perth. It's one of the most isolated cities in the world but, according to locals, UFO sightings are rife

The actor explores the Gardner Museum Heist, when in March 1990, 13 works of art were stolen from the Isabella Stewart Gardner Museum in Boston

The search for Pablo Escobar as told by US Drug Enforcement Administration agents, with never-before-seen footage of Escobar's life and capture

Amanda Holden and Dan Jones focus on sexual behaviour in the 20th century, with Amanda learning how sex changed for women with the introduction of the birth control pill

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

A team of experts looks into the Orion constellation to investigate whether this could have been an entry point for aliens visiting Earth

The comedian meets up with Germany's self-appointed comedy ambassador to the UK, Henning Wehn, to pick through the bad blood between the two nations

Part one of two. European colonisation of the Pacific, which began in the 16th century when the Spanish established a galleon route between the Philippines and Acapulco

A trip from New South Wales to the Western Australia metropolis of Perth. It's one of the most isolated cities in the world but, according to locals, UFO sightings are rife

The mystery of labour union leader Jimmy Hoffa's disappearance of 1975. Plus, experts investigate whether JF Kennedy's brain might have gone missing

Experts question whether the facts of Earth's alien past could be buried in areas that - thanks to warfare or instability - are presently off-limits to exploration