Sky History 2 Wednesday

The fate of the SS Cap Arcona, a former luxury ship turned prisoner transport vessel that became the target of an RAF squadron attack

The lost legacy of the Donner Party, a group of nearly 90 emigrants who left Illinois in the spring of 1846, heading westward to California in covered wagons

A dagger sealed in King Tut's tomb for over 3,000 years is made of a possibly extra-terrestrial metal. Plus, a huge swastika found in the desert near Roswell

Himmler's desire to unearth the true origins of humanity led to an attempt to prove the Paleolithic past of Germany's Aryan race

During his time in charge, Himmler made the study of runes - letters of ancient Germanic writing - obligatory for SS officers in the belief they held powers

Theorists investigate a depiction of a stegosaurus found at Angkor Wat in Cambodia, comtemplating whether it suggest that alien species killed off the dinosaurs

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

How people continued to unleash their imaginations on the skies, including wondering whether humans are truly alone in the universe

Alice Roberts visits archaeological digs around the UK, starting with the west of Britain, where finds include lost First World War training trenches

A visit Rathlin Island to off the coast of Co Antrim, to explore a Neolithic stone tool factory, a unique upside-down lighthouse, and a Second World War shipwreck

The fate of the SS Cap Arcona, a former luxury ship turned prisoner transport vessel that became the target of an RAF squadron attack

The lost legacy of the Donner Party, a group of nearly 90 emigrants who left Illinois in the spring of 1846, heading westward to California in covered wagons

A dagger sealed in King Tut's tomb for over 3,000 years is made of a possibly extra-terrestrial metal. Plus, a huge swastika found in the desert near Roswell

Himmler's desire to unearth the true origins of humanity led to an attempt to prove the Paleolithic past of Germany's Aryan race

During his time in charge, Himmler made the study of runes - letters of ancient Germanic writing - obligatory for SS officers in the belief they held powers

A walk through India's Taj Mahal, the iconic mausoleum complex commissioned in 1632 by the Mughal emperor Shah Jahan to house the remains of his beloved wife

By the fourth century AD, Rome is in decline and the Colosseum lays empty. To restore Rome, one man, a devout worshipper of the old gods, turns to the arena

Theorists investigate a depiction of a stegosaurus found at Angkor Wat in Cambodia, comtemplating whether it suggest that alien species killed off the dinosaurs

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

How people continued to unleash their imaginations on the skies, including wondering whether humans are truly alone in the universe

Alice Roberts visits archaeological digs around the UK, starting with the west of Britain, where finds include lost First World War training trenches

A visit Rathlin Island to off the coast of Co Antrim, to explore a Neolithic stone tool factory, a unique upside-down lighthouse, and a Second World War shipwreck

Allen drags Ton to a weekend auction, where newbie buyers cause problems and a rickshaw, a wrecking ball and blast detonators feature

A tough group of bidders decide to take on Allen and Ton at auction, where the guys try to sell an arsenal used by Native Americans

How new weapons with immense force define the wars of the 20th century. International experts test the catastrophic effects of destructive weaponry