Sky History2

New evidence reveals advanced civilisations might have existed on Earth thousands of years ago - is it possible that they lived with extraterrestrials.

Accounts of creatures that can shapeshift from one form to another can be found throughout history. But are they real and do they have otherworldly origins.

Experts investigate whether alien life forms are thriving in our seas, following Russian cosmonauts' discovery of living plankton in space.

Alice reveals the history of Belfast, the UK's most Victorian city. She visits the shipyards that built the Titanic and gets locked up in the Crumlin Road gaol. (6 of.

As the Cold War ramps up, a body is found within miles of a nuclear testing site on a tranquil Australian beach.

At the end of 1939, the German Army invades Poland. Examine how Hitler succeeded in pushing through his rearmament and war plans relatively unhindered.

From a cave in Ecuador said to hold tablets containing alien knowledge, to an underground city in Turkey, explore supposed extraterrestrial lairs.

Experts question if Cloud computing represents the rediscovery of an ancient repository of knowledge known as the Akashic Record.

The story of a deadly war that intertwines Germany, Poland, Japan, Italy and Spain, and the remorseless development of weapons and bombers. (5 of.

The story of a deadly war that intertwines Germany, Poland, Japan, Italy and Spain, and the remorseless development of weapons and bombers. (6 of.

Alien Engineering (Part 1 of 2): What would happen if a UFO did land on Earth and humans found it? Engineers create a 'spaceship' to see how alien technology could work.

The Morgantina Goddess and the Getty Museum: The curator of the J Paul Getty Museum's collection falls into disgrace, brought down by a jet-setting dealer.

Lindisfarne was a peaceful, holy island, until the Vikings arrived. Tim Sutherland joins archaeologists as they uncover the realities of the Viking raid.

Thousands of UFO sightings and abductions are reported every year. This series examines these accounts and casts new light on historic cases.

Another visit to the north for Alice, checking out evidence of early writing by the Picts in Scotland and a 3,000-year-old Bronze Age coffin.

Alice studies the history of Canterbury, learning the true horror of the Black Death and exploring the iconic cathedral. (5 of.

An indigenous woman's testimony claims to know where Slumach found his gold. After returning from the expedition empty-handed, a vision has Kru rattled.

What could justify the tomb of Qin Shi Huang, the first Emperor of China, being so grand? And can signs of cannibalism shed light on Neanderthals.

The Party King: Professor Alice Roberts dives into the facts surrounding the death of King George IV, looking to shed startling new light on his final few days.