Sky History2 SkyTV

Monoliths: A look at how ancient man could have built huge stone monoliths without advanced tools or technology. Could they have had extra-terrestrial help? (S5, ep 5)

The Nasa Connection: Experts open up NASA and secret government files. Can they find proof of alien contact in the recent or ancient past? (S4, ep 5)

Astronaut Encounters: To this day, NASA denies all UFO accounts and has taken measures to prevent its astronauts from telling their stories. But what are they hiding? (S3, ep 3)

Atmospheric Anomalies: Some experts believe many atmospheric light shows are actually caused by extraterrestrials. If so, do they pose an imminent threat to humanity? (S3, ep 4)

North Norfolk: Tony takes in the wonderful seascapes of the North Norfolk coast, determined to uncover how it remained so unchanged through the Victorian age of industry. (S2, ep 6)

Queen Boudicca's Revolt: Revisiting the bloody British uprising against the Romans, presenter Karl Ude-Martinez tests out swords, spears and armour. (S1, ep 5)

Experts investigate whether a controversial union leader's disappearance is linked to the mob or if he went missing on his own accord. (S1, ep 2)

Experts and eyewitnesses explore some of the most-extraordinary happenings at Myrtles Plantation that science can't explain. (S1, ep 3)

Double or Nothing: A Rust Valley road trip steers Mike into the danger zone with an ultimatum from Connor: buy another car and Connor will blow up one from the Field of Dreams. (S3, ep 6)

Experts investigate if a mysterious caller had inside knowledge about the assassination of President John F Kennedy. (S1, ep 14)

Experts investigate whether a controversial union leader's disappearance is linked to the mob or if he went missing on his own accord. (S1, ep 2)

Sky's The Limit: The most important planes in history are grounded with no humans around to fly them, including Air Force One, which suffers an explosive malfunction. (S2, ep 7)

Check out America's 1500 feet tall atomic tower, uncover the lost village of the damned and embark on a hunt for dinosaur fossils... from outer space? (S5, ep 20)

Deceit and Delusion 1923-1928: 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. (S1, ep 2)

Ambulance Trains: From the trench to the home front hospital, a medical historian retraces the train journey made by wounded soldiers during World War I. (S1, ep 3)

Viking Gods: Ancient alien experts investigate the mysterious and fearsome Norse Gods. Were they divine? Or could the all-powerful Vikings have been guided by aliens? (S5, ep 6)

Secrets Of The Pyramids: Experts explore the similarities between huge pyramids across the world. Could extraterrestrials have influenced their construction and design? (S4, ep 6)

Alien Apocalypse: If extraterrestrials visited Earth would they enlighten us or destroy us? Experts examine the possibility of a doomsday orchestrated by an alien enemy. (S3, ep 5)

Top Ten Military Encounters: A fascinating and shocking countdown of the top ten military encounters between Earth's armed forces and UFOs. (S3, ep 6)

Bronte Country: Tony heads out on a walk that reveals the story of the remarkable Bronte family, exploring how the moors inspired their most famous novels. (S3, ep 1)

Battle of Waterloo: What was it like to face a Napoleonic cavalry charge? Find out as the cannon, grenade and Brown Bess musket go under the microscope. (S1, ep 6)

Experts investigate if a mysterious caller had inside knowledge about the assassination of President John F Kennedy. (S1, ep 14)

Experts investigate whether a controversial union leader's disappearance is linked to the mob or if he went missing on his own accord. (S1, ep 2)

Sky's The Limit: The most important planes in history are grounded with no humans around to fly them, including Air Force One, which suffers an explosive malfunction. (S2, ep 7)

Check out America's 1500 feet tall atomic tower, uncover the lost village of the damned and embark on a hunt for dinosaur fossils... from outer space? (S5, ep 20)

Deceit and Delusion 1923-1928: 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. (S1, ep 2)

Ambulance Trains: From the trench to the home front hospital, a medical historian retraces the train journey made by wounded soldiers during World War I. (S1, ep 3)

Cambodian Civil War: From 1969 to 1973, US forces bomb Cambodia and the country falls into a brutal form of communism. Did the US' involvement pave the way for Pol Pot's regime? (S2, ep 7)

The Head of the Snake: Posing as a drug dealer, undercover informant Tony Tait infiltrates the secret biker club to take down leader Sonny Barger and meth cook Kenny Owens. (S1, ep 7)

Viking Gods: Ancient alien experts investigate the mysterious and fearsome Norse Gods. Were they divine? Or could the all-powerful Vikings have been guided by aliens? (S5, ep 6)