SkyHistory2HD

People claim they have been abducted by aliens. A number of researchers have dedicated their lives to uncovering what is behind this disturbing phenomenon.

In the age of smartphones and social media, more evidence of otherworldly activity has come to light than ever before.

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.

The war in the Pacific nears its violent end as a drastic tactic triggers the nuclear age. The brave men share their thoughts on the war's most tragic events.

As Soviet forces push back, Goebbels calls for total war amid the devastation of German cities from Allied bombers.

A hard-hitting look at the murder of Rachel Nickell, who was sexually assaulted and murdered in front of her two-year-old son on Wimbledon Common in 1992.

People claim they have been abducted by aliens. A number of researchers have dedicated their lives to uncovering what is behind this disturbing phenomenon.

From Stonehenge to crop circles and UFO sightings, Britain holds many mysteries. Has this island been a destination for alien visitors throughout history.

Could it be that these mythological tales are based on real encounters with extraterrestrial beings.

Investigating sightings of a giant winged monster known as "Mothman" across America. Local lore connects the monster to the collapse of a bridge in Virginia, 1967.

Venture into the unknown stories of the American frontier and the anonymous Black figures that have inspired countless Hollywood tales, yet have been erased from the silver screen.

The sinking of RMS Titanic was one of the 20th century's greatest tragedies - but was it also a crime? This film takes a fresh look at the case and examines recently discovered evidence.

A look at the crimes of Myra Hindley and Ian Brady, featuring interviews with the family of Keith Bennett, who are still campaigning to find his body.

A look at the case of estate agent Suzy Lamplugh, who showed a client round a house in Fulham in July 1986 and was never seen again. Dermot Murnaghan hosts.

During Italy's reconquest, the Allies faced the Winter Line and called in the First Special Service Force, elite troops trained for brutal terrain warfare.

From Stonehenge to crop circles and UFO sightings, Britain holds many mysteries. Has this island been a destination for alien visitors throughout history.

Could it be that these mythological tales are based on real encounters with extraterrestrial beings.

Hear about the personal rivalry between Winston Churchill and Adolf Hitler, exploring how their exploits in World War I shaped their future commands. (1 of.

Through archive footage, see how these radically different characters clashed in a fascinating subplot of World War II. (2 of.

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

In 1944, D-Day pierces the Atlantic Wall, as Operation Bagration crushes the Wehrmacht in the East. The fall of the Third Reich begins.

The father of Clare Wood discusses how her murder in Salford in 2009 gave birth to a new law allowing people to find out if their partners have an abusive past.

When the world throws you a bizarre problem, the solution can be even stranger.

Nature: Mother Nature may be breathtaking-but she doesn't always play nice.

From Stonehenge to crop circles and UFO sightings, Britain holds many mysteries. Has this island been a destination for alien visitors throughout history.