Sky History 2 Saturday

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

Investigations into inventor Nikola Tesla's claims of communication with extraterrestrials on other planets and whether the scientist could have been a human 'receiver'

The crucial role ships have played in international conflict over the past 500 years, beginning with the battleship's declining influence during the 20th century

The story of the submarine and their role in naval warfare, from early beginnings in the American War of Independence to the modern day

A chronological appraisal of the dramatic D-Day story, focusing on the vessels that made the landings on the beaches of Normandy possible

Alice Roberts sets off across Hadrian's Wall to reveal the forgotten story of the Roman Army's secret weapon in Britain - their cavalry

Alice Roberts shares the best archaeological discoveries of 2018, starting with the North of the UK and a preserved prehistoric village at the black Loch in Myrton

Alice Roberts investigates the best archaeological discoveries of 2018 from the West of the UK, including the biggest maritime excavation since the Mary Rose

Recalling reports of silvery objects hovering over Los Angeles in February 1942. In the wake of the attack on Pearl Harbour, the city was immediately placed on high alert

Exploring reports of sinister flying objects that were allegedly seen above secret military bases during the Cold War

Stories of hospital ships and those who served on them, including the tragic story of the sinking of the Titanic's sister vessel, The Britannic

The smallest ships of war, such as the tiny canoes of the Cockleshell Heroes who led an audacious attack on German ships, and the boats that rescused soldiers from Dunkirk

Alice Roberts tells the story of Viking England by studying the history of York, taking part in a Viking battle and meeting the people behind a memorable archaeological find

Alice Roberts explores the Norman period of British history in Winchester. She attempts to storm a castle wearing chain mail and investigates the origins of modern surgery

Alice Roberts tells the story of the Regency period by studying the history of Cheltenham, Britain's most Regency town, investigating the rigid social hierarchy of the age

The Mongols Motorcycle Club, formed when Hispanic men's membership to the Hells Angels was denied. Then, they clashed with the Hells Angels and law enforcement

An inside look at Whitey Bulger's notoriously violent and untouchable Winter Hill Gang . They were the kings of Boston's underworld - until a secret alliance came to light

The murder of Margo Compton and her six-year-old daughters, following her decision to testify in a California state criminal prosecution that she was being pimped by Hell's Angels

The top 10 unexplained technologies, from mysterious golden orbs discovered in Mexico to a sacred wooden box that could communicate with the heavens

Ten mysterious mountains notorious for otherworldly phenomena, including a summit in Sri Lanka said to be a portal to other worlds and a volcano at the heart of a UFO sighting

Alice Roberts tells the story of Viking England by studying the history of York, taking part in a Viking battle and meeting the people behind a memorable archaeological find

Alice Roberts explores the Norman period of British history in Winchester. She attempts to storm a castle wearing chain mail and investigates the origins of modern surgery

The crucial role ships have played in international conflict over the past 500 years, beginning with the battleship's declining influence during the 20th century

The story of the submarine and their role in naval warfare, from early beginnings in the American War of Independence to the modern day

A chronological appraisal of the dramatic D-Day story, focusing on the vessels that made the landings on the beaches of Normandy possible

The top 10 unexplained technologies, from mysterious golden orbs discovered in Mexico to a sacred wooden box that could communicate with the heavens