Sky History2

Ancient Astronaut theorists suggest that aliens have been guiding mankind in secret to bring about huge leaps in technological advancement.

Examining claims that extraordinary discoveries are being ignored by the scientific community for not conforming to their accepted paradigm.

A team of experts investigate some of the most well-known UFO cases of the last 75 years, hoping to uncover the truth.

Hugh and the experts attempt to uncover a lost Roman fort connected to the Antonine Wall, buried beneath the gardens of the quiet streets of Falkirk.

Another visit to the north for Alice, checking out evidence of early writing by the Picts in Scotland and a 3,000-year-old Bronze Age coffin.

See a giant glacier on Mars, milky seas near Java, a hexagon over Saturn and a doughnut-shaped lake in Saskatchewan.

Sheldon Smithens and Scott Cozens travel across the country looking for hidden treasures and antiques in people's basements, sheds, attics and barns.

As science turns towards augmenting humanity with technology, theorists suggest that we are merely following the path of our alien creators.

The ancient metropolis of Teotihuacan, called The City of The Gods by the Aztecs, is a site of great mystery. Could alien beings have once lived there.

Hitler appears to be eliminated after his failed putsch in 1923. Discover how the Nazi movement used democracy's tolerance in Germany to come back.

World War II breaks out and a force of U-boats attempt to starve Britain into submission. Meanwhile, Vera Laughton Mathews recruits talented women into the Wrens.

Vera enlists Violette Szabo and Yvonne Baseden. With circuits failing and Noor at risk, treachery allegations harm preparations for the Allied invasion. (2 of.

As science turns towards augmenting humanity with technology, theorists suggest that we are merely following the path of our alien creators.

The ancient metropolis of Teotihuacan, called The City of The Gods by the Aztecs, is a site of great mystery. Could alien beings have once lived there.

Near the Czech border, a secret German site, "The Giant," tests The Bell, powered by Serum 525, turning all who touch it into rotting living zombies.

A 23-year-old Hitler, living hand-to-mouth as a painter in Vienna, Austria, discovers a sacred spear in the city's Hofburg Museum.

In 1943, the inmates of the Death Camp at Sobibor staged an organised rebellion against their Nazi oppressors.

Near the Czech border, a secret German site, "The Giant," tests The Bell, powered by Serum 525, turning all who touch it into rotting living zombies.

1942 and Hitler has the totally barking idea of using educated dogs to do a soldier's job. The Nazi leader wants to create fearsome canines to help him win the Second World War.

Panama UFO Disc, Bloody Red Sea, and the Dyatlov Pass Incident: The team examine a strange UFO sighting, the sudden appearance of a red sea and possible proof of a Yeti.

World War II breaks out and a force of U-boats attempt to starve Britain into submission. Meanwhile, Vera Laughton Mathews recruits talented women into the Wrens.

During WWII, the French Resistance seeks aid from SOE. Led by Vera Atkins, Odette Sansom and Noor Inayat Khan fight the Nazis, risking it all for victory. (1 of.

Vera enlists Violette Szabo and Yvonne Baseden. With circuits failing and Noor at risk, treachery allegations harm preparations for the Allied invasion. (2 of.

The 1717 wreck of Black Sam Bellamy's pirate ship Whydah yields treasure, skeletons and new insights into the hidden world of piracy.

As science turns towards augmenting humanity with technology, theorists suggest that we are merely following the path of our alien creators.