Sky History 2 HD Wednesday

Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code

A look at whether or not Area 51's notoriety acts as a cover-up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations

On Christmas Eve 1945, five siblings vanished from their family home in West Virginia as a fire blazed. What happened to them remains a mystery

The documentary concludes with a look at a 1943 crash in Gibraltar, which killed Polish Prime Minister in exile Wladyslaw Sikorski

How satellite evidence indicates the Vikings may have travelled further into North America than anyone previously imagined

Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code

A look at whether or not Area 51's notoriety acts as a cover-up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations

The impact of Danish battle axes, Saxon shields and Norman lances on the Battle of Hastings in 1066

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

In France, the kingdom is plunged into chaos. Catherine de Medici rules behind new king Charles IX, but is unable to prevent a civil war

The documentary concludes with a look at a 1943 crash in Gibraltar, which killed Polish Prime Minister in exile Wladyslaw Sikorski

Efforts by the US military during the Vietnam War to convince the enemy it was under attack by evil spirits. Plus, the theft of one of the most powerful military planes in the world

An anomaly detected in the grounds of a castle in Scotland suggests that it may be the site of the legendary Round Table of King Arthur

The claims of Billy Meier who, in 1975, claimed he travelled on a beamship through space with extraterrestrial friends

The gripping narrative of a determined prisoner's quest for freedom from one of Mississippi's oldest and most notorious prison farms

In the name of religious tolerance, Catherine de Medici wed her Catholic daughter, Margaret of Valois, to Henry of Navarre, the young Protestant heir of the Bourbon dynasty

On Christmas Eve 1945, five siblings vanished from their family home in West Virginia as a fire blazed. What happened to them remains a mystery

The Industrial Revolution changed it all when it came to cannons, as they evolved from wholly inaccurate and immobile to deadly killing machines

Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code

A look at whether or not Area 51's notoriety acts as a cover-up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations

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

While celebrating an alliance treaty, Henry II died during a jousting tournament. In Spain, Philip II allied himself with the French by marriage

The claims of Billy Meier who, in 1975, claimed he travelled on a beamship through space with extraterrestrial friends

Efforts by the US military during the Vietnam War to convince the enemy it was under attack by evil spirits. Plus, the theft of one of the most powerful military planes in the world

Marty Lagina joins Giorgio Tsoukalos to explore the statues, pyramids and structures left behind by one of the most mysterious cultures in the ancient world in Sardinia, Italy