Sky History 2 HD Saturday

How the discovery of ancient underwater structures hints at the existence of former civilizations lost to time

Bizarre events during wartime, featuring a Nazi anti-gravity device, phantom cities built during the Second World War, Stalin's cursed tomb and poultry of mass destruction

A Japanese secret society's repeated attempts to kill Charlie Chaplin and Hitler's plan in 1942 to use educated dogs to do a soldier's job

While Nazi scientists were conducting brutal experiments in an attempt to create an Aryan master race, a team of zoologists were overseeing their own bizarre science trials

Tony Robinson walks 50 miles from Penrith to Ambleside and on to the Irish Sea at Ravenglass, exploring how the Romans conquered the Lake District

In Scotland and northern England, Alice Roberts investigates an Ice Age camp, a mysterious medieval skeleton and the earliest evidence of salt making in Britain

In Northern Ireland, the graveyard of a Victorian workhouse sheds light on one of the most traumatic periods of modern Irish history, the Great Famine of 1845

Documentary investigating the complex relationship between presidents and aliens, contemplating how much such powerful men know about extra-terrestrials

Reported accounts of genuine alien encounters, examining more previously off-limits information to investigate where in the universe UFOs could be coming from

A look at reports of alleged alien abduction, including cases in which abductees claim to have been subjected to torturous medical experiments

The story of Herman Goering's younger brother Albert, who was opposed to Nazism and helped Jews and others escape persecution in Germany, but found himself shunned due to his name

A daring plan devised in 1943 by the inmates of the Death Camp at Sobibor, as they staged an organised rebellion to fight back against their Nazi oppressors

Tony Robinson embarks on a towpath exploration of industrial engineering along the Leeds and Liverpool Canal, tracing the story of its chaotic construction

Tony Robinson explores the history of the ancient kingdom on a five-day walk from Melrose in the Scottish Borders to Holy Island off the coast of Northumberland

An attempt to discover hidden meanings behind Leonardo da Vinci's paintings, to see if the artist was also a prophet, as well as one of history's great philosophers and engineers

Experts examine the plausibility of the Egyptian prophecy about the impact of a comet causing unimaginable destruction in 2012

A look at the fate of Josslyn Hay, the controversial 22nd Earl of Erroll and staunch supporter of Hitler and fascism.

How the discovery of ancient underwater structures hints at the existence of former civilizations lost to time

The unexpected gadgets relied upon by spies - from modified toys saving informants to hair-based disguises to spy balloons mistaken for UFOs

How, from the CIA's decades-long pursuit of the perfect truth serum to the US Army's secret PsyOps in Vietnam, mind games have long been at play

A mission to take out four German howitzers about to assault Utah Beach during the Normandy landings, carried out by US paratroopers from Easy Company, the 101st Airborne Division

The Battle of the Bulge, a major German offensive campaign on the Western Front during the Second World War, which took place in December 1944 and January 1945

Battles on the Normandy beaches become increasingly ferocious, especially for Lt Charles Scheffel, who is hit early on

Specialists in the field of the extraterrestrial study evidence across 75 million years to validate the theory that there has been extraterrestrial intervention on Earth