Sky History 2 Thursday

A look at a theory that suggests aliens may have colonised an ice-free Antarctica, before a global event plunged it into the Ice Age

Experts visit an ancient fortress in Peru believed to have been built by aliens using tools far more advanced than those thought to have been available to humans at the time

The maritime heroes who left their mark on history through their bravery and skill, including Larry Chambers, Ernest Evans, and Robert Small

Ancient human remains found in the Peruvian highlands, underwater Roman ruins uncovered in Tunisia and strange sounds in the Mongolian desert are investigated

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

Researchers suggest that the ancient site of Teotihuacan in central Mexico was once home to a highly advanced, perhaps extraterrestrial, civilization

The ancient site of Gobekli Tepe, which hallenges what archaeologists believe about the past

Experts explore the controversy surrounding the ancient Crystal Skulls, asking what powers might be unleashed if all 13 artefacts were brought together

An analysis of ancient monuments, questioning what compelled man to move colossal stones long distances to build remarkably similar structures all around the world

Jerusalem has been destroyed and rebuilt more than 20 times in the last 2,000 years. Using computer graphics, experts recreate the Holy City at the time Christ was alive

Important figures from the Roman Empire, beginning with General Marius, who defeated a barbarian invasion but then offered his own people a grim ultimatum

Ancient human remains found in the Peruvian highlands, underwater Roman ruins uncovered in Tunisia and strange sounds in the Mongolian desert are investigated

Mike and Avery's cross-country road trip is interrupted by an unexpected call from home. JF borrows shop space from Mike to restore a 1955 GMC truck

A look at how maritime task forces and the Coast Guard are keeping commercial vessels and US shores safe from pirates and drug smugglers

How the race to develop the first atomic bomb was seen as critical to secure world dominance

A trip to the Viking Ship Museum in Roskilde, Denmark, to observe the remains of a fleet of Viking boats and the modern historians attempting to recreate them.

How dozens of megalithic sites across the globe were designed to emanate the exact same frequency allowing humans to connect with extraterrestrial forces

Ancient astronaut theorists explore the idea that meteorites could be pieces of extraterrestrial technology

Investigations into the power of the number three in history, science and astronomy, and its possible links to extraterrestrial life

The fearsome and mysterious gods worshipped by the Norse Vikings, considering whether the super-beings that guided the Vikings were actually visitors from another planet

Mike and Avery's cross-country road trip is interrupted by an unexpected call from home. JF borrows shop space from Mike to restore a 1955 GMC truck

The martial arts masters travel to Athens, Greece, to explore pankration, an ancient fighting style that was one of the original Olympic sports

Important figures from the Roman Empire, beginning with General Marius, who defeated a barbarian invasion but then offered his own people a grim ultimatum

Jerusalem has been destroyed and rebuilt more than 20 times in the last 2,000 years. Using computer graphics, experts recreate the Holy City at the time Christ was alive

Through history, mankind has credited its existence to otherworldly beings. This programme contemplates whether any proof can be found in these early beliefs