Sky History 2 Wednesday

Investigations into whether ancient tales of beings with super-human powers could be inspired by extra- terrestrials who came to Earth in the past

The top 10 alien craft, from V-shaped objects to orbs of light to flying saucers

Dan Jones explores the turbulent history of Lancaster Castle, which has witnessed scenes of historical, cultural and political significance throughout the centuries

During the Second World War, the Nazis stole vast amounts of art, gold, silver and currency, and stashed it across Europe. Much remains unaccounted for

Between December 1941 and May 1942, Singapore fell, the Wannsee Conference was held in Berlin and a single event in the Pacific transformed the war into a total global conflict

The notion that Earth life originated from Martian life that travelled via a space rock and a look at the challenges likely to be faced if attempts are made to colonise Mars

Operation Husky, a massive amphibious invasion of the island of Sicily carried out by Allied Forces in July 1943

A look at how the USSR's submarines courted huge controversy in 1945 when they caused massive losses of life at sea. Told from the Soviet perspective

A look at the 1974 Coyame and 2007 Xilitla UFO crash cases in Mexico, where the Mexican and US military reportedly recovered wreckage material

A look at the ancient city of Petra in Jordan, which is over 2,000 years old and includes tombs carved into the sides of cliffs. However, it was abandoned by its residents

A look at the 'perfect listening bug' and a steam-powered 180-year-old mechanical engine that can solve complex maths problems

From Flight MH370 to a series of vanishings in the Bermuda Triangle, the veteran actor takes a look at some of the most compelling and perplexing cases of disappearance

Beau Ouimette and Rick Edwards visit the River Trent near Newark Castle, site of one of the greatest strongholds of the English Civil War

The team explores outlandish stories from a headless chicken that lives over one year to an out-of-this-world 'celestial body

The eccentric and strange innovations that have graced the battlefield, from a million bats armed with tiny bombs to inflatable tanks, robot assassins - and even war dolphins

A mysterious UFO over Chile. Plus, the deep-sea dive that plunged a research vessel into the heart of an underwater lake of death

Despite everything, after being judged at the Nuremberg trials, the majority of those responsible for the murder of nearly 1.5 million Jews walked free in the 1950s

The notion that Earth life originated from Martian life that travelled via a space rock and a look at the challenges likely to be faced if attempts are made to colonise Mars

Dan Jones explores the turbulent history of Lancaster Castle, which has witnessed scenes of historical, cultural and political significance throughout the centuries

Recounting how on the outskirts of Bouerat Harbor in Libya, a small group of British special forces made plans to destroy a crucial German fuel depot

The presenter questions the need for modern man to physically dig up the past and contemplates the secrets that might remain hidden in tombs

Events involving military and intelligence agencies, with suggestions of cover-ups relating to two unexplained incidents in the east of England in 1956 and 1980