Sky History 2 HD Wednesday

Through history, mankind has credited its existence to otherworldly beings. This programme contemplates whether any proof can be found in these early beliefs

Quaint mansion RAF Rudloe Manor in Wiltshire, a suspected epicentre of British research into UFOs since the Second World War

Significant victories against the Germans in the latter stages of the war, including the lifting of the siege of Leningrad after 900 days and the Battle of Normandy

A search for a site known as Target 3 enables the team members to find a possible component of a Nazi secret weapon that changes the direction of their investigation

How Germany, Italy and Japan's ruthless, brutal occupation and exploitation of other countries contributed to the demise of the so-called Axis Powers

Through history, mankind has credited its existence to otherworldly beings. This programme contemplates whether any proof can be found in these early beliefs

Quaint mansion RAF Rudloe Manor in Wiltshire, a suspected epicentre of British research into UFOs since the Second World War

Experts visit a cemetery in Texas said to contain the body of an alien who crash-landed on Earth in 1897

Experts examine the ruins left by ancient civilisations, including the Mayans, in the hope of finding evidence of extraterrestrial contact

A look at whether aliens could conceivably have been involved in the development of lethal weapons, from gunpowder to missiles

Experts scrutinise prehistoric ruins, asking whether humans could have built such advanced structures alone, and examine the possibility of alien intervention

Ancient alien theorists explore the origins of mythical gods, and examine whether the tales of superhuman beings could be based on sightings of extraterrestrials

Claims related to the Mississippi Bigfoot, a UFO shot down over the Great Lakes, and Mexico's 'alien corpses'

A search for a site known as Target 3 enables the team members to find a possible component of a Nazi secret weapon that changes the direction of their investigation

How Germany, Italy and Japan's ruthless, brutal occupation and exploitation of other countries contributed to the demise of the so-called Axis Powers

Professional salvage diver Tony Sampson and his team dive in search of SS Clare Lilley, which rests off Portuguese Cove, Nova Scotia

Science reveals new insights into belief and superstition in the land of the pharaohs, from finding the long-lost 'Land of Punt' to Tutankhamun

Through history, mankind has credited its existence to otherworldly beings. This programme contemplates whether any proof can be found in these early beliefs

Quaint mansion RAF Rudloe Manor in Wiltshire, a suspected epicentre of British research into UFOs since the Second World War

Strange descending lights spotted in 1980 at the now former RAF station at Woodbridge, Suffolk, by servicemen Jim Penniston, John Burroughs and Ed Casabang

Hugh Dennis and the team of expert archaeologists unearth William the Conqueror's lost Priory hidden beneath the neighbourhood lawns of Lenton in Nottingham

Alice Roberts visits archaeological digs in the north of Britain, including Scotland's oldest railway, and one of the best-preserved Norman castles

Visits to some of the most cavernous places on Earth, including Greenland's bizarre black holes, an ancient forbidden well in the Yemeni desert and a voluminous void in Antarctica

Scott and Sheldon explore Prince Edward Island, visiting a 100-km flea market, the Lucy Maud Montgomery Museum, and two collectors' homes

Ancient Astronaut theorists examine the creation myth of the 'Cosmic Egg', and look at why the concept is so pervasive throughout the world