SkyHistory2HD

As we look forward to the first astronauts reaching Mars in the next 20 years, is there evidence to suggest human life was first seeded there.

Ancient Astronaut theorists suggest that aliens have been guiding mankind in secret to bring about huge leaps in technological advancement.

Witnesses and terrorism experts revisit May 2013, when soldier Lee Rigby was murdered by two religious extremists near his barracks in Woolwich.

After settlers encroach on Native lands, Miami Chief Little Turtle leads the Northwest Confederacy to victory over US forces.

John Colter, famed hunter, joins the fur trade. Ignoring Blackfeet warnings about hunting sacred beaver on their land, he's captured and must run for his life.

Dan Jones visits Lancaster Castle to explore its grisly history of crime and punishment, including the infamous Lancashire Witches trials. (5 of.

Dan explores the history of the Earls of Arundel, how knights fought in the Hundred Years' War and how the Castle would have prepared for Queen Victoria's 1846 visit. (6 of.

What was it like to face a Napoleonic cavalry charge? Find out as the cannon, grenade and Brown Bess musket go under the microscope.

As we look forward to the first astronauts reaching Mars in the next 20 years, is there evidence to suggest human life was first seeded there.

Ancient Astronaut theorists suggest that aliens have been guiding mankind in secret to bring about huge leaps in technological advancement.

Andy heads to the home of palaeontology on the Jurassic Coast and braves the collapsing cliffs of Lyme Regis to bring back one of its many fossils.

Andy visits Britain's oldest shop, drinks coffee with a corpse and discovers a 19th-century time machine hidden in an urban cemetery.

Near the Czech border, a secret German site, "The Giant," tests The Bell, powered by Serum 525, turning all who touch it into rotting living zombies.

A Bronze Age village, a Notre Dame fire, and a 19th-century grave reveal ancient lifestyles. Tar pits showcase extinct mammals and shed light on prehistoric climate change.

Uncover the dangerous gigs of the past. From mercury-poisoned hat makers to kids crawling through chimneys and projectionists fleeing fiery blazes.

From stone-throwing jungle apes to swarms of sinister clowns stalking the suburbs, these are the strange encounters that leave experts scratching their heads.

From a man blasted by a high-pressure air hose to a lumberjack who survived near decapitation, these accidents border on the impossible.

As we look forward to the first astronauts reaching Mars in the next 20 years, is there evidence to suggest human life was first seeded there.