Sky History 2 HD Thursday

Giorgio Tsoukalos examines the notion that extraterrestrials could have left clues to the universe's mysteries

Investigators find evidence suggesting that ancient aliens saved humanity from great floods

The team examines skulls from the site of the 1499 battle that saw Switzerland win its independence from the Holy Roman Empire, and which changed the nature of medieval warfare

The history of the Hermetic Order of the Golden Dawn, which studied practised occult Hermeticism and metaphysics during the late 19th and early 20th centuries

Beau Ouimette and Rick Edwards visit River Avon beneath Warwick Castle, discovering an array of artefacts ranging from the time of the Wars of the Roses to the Victorian age

Giorgio Tsoukalos examines the notion that extraterrestrials could have left clues to the universe's mysteries

Investigators find evidence suggesting that ancient aliens saved humanity from great floods

The team investigates the origins of a hill fort, which was long thought to be Iron Age but is now believed to be an even older defence against invasion

Andy McGrath joins a team of Nessie experts and volunteers to carry out the biggest search for the Loch Ness Monster in 50 years

Dr Fern Riddell and Dr Karen Bellinger examine the massive Nazca lines, which are among Peru's greatest mysteries

The design, service and loss of the Achille Lauro, a ship which suffered two serious collisions, multiple onboard fires and was even hijacked by PLO terrorists in 1985

Alice Roberts visits Manchester to explore the spirit of protest and revolution that grew out of the experience of Britain's working class during the Industrial Revolution

Recreating the world of St Paul and the first Christians through the use of research and computer technology

The events of 2017, when astronomers at the Pan-STARRS observatory saw an object they named Oumuamua, the very first observed visitor from interstellar space

An investigation into the secrets of ancient civilisations and their approach to death. This episode features a mysterious well filled with bones

Archaeologists investigate the discovery of a mass grave in Dorset, and try to determine if the bodies are the remains of Vikings

A hypothetical look at what might happen to the Earth's metallic objects, such as bridges, buildings and gold reserves, if humans ceased to exist

Paranormal activity inside medical buildings. This instalment features a nurse stalked by a shadow, an EMT terrorised, and a woman finding that a nursing home is haunted

Giorgio Tsoukalos examines the notion that extraterrestrials could have left clues to the universe's mysteries

Investigators find evidence suggesting that ancient aliens saved humanity from great floods

Professor Alice Roberts revisits the death of Mary I. The daughter of Henry VIII and Catherine of Aragon, she experienced phantom pregnancies in her desperation for a child

Dr Fern Riddell and Dr Karen Bellinger examine the massive Nazca lines, which are among Peru's greatest mysteries

The design, service and loss of the Achille Lauro, a ship which suffered two serious collisions, multiple onboard fires and was even hijacked by PLO terrorists in 1985

Alice Roberts visits Manchester to explore the spirit of protest and revolution that grew out of the experience of Britain's working class during the Industrial Revolution

Experts explore the disappearance of civilisations throughout time and across the globe, wondering if clues left in their wake point to an otherwordly explanation