Sky History 2 Today

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

From the time of the Knights Templar to prehistoric Spain, uncover the origins of the curses surrounding the Turin Shroud, the Cave of Altamira and other artifacts

Zookeepers who handle dangerous animals, such as African elephants. Plus, the man whose job is to extract snake venom for medical research

The possibility of the existence of portals through space, which would allow people to travel vast distances in the blink of an eye

The possibility of alien civilisations visiting Earth's solar system, including tales of derelict spaceships

The Egyptian obelisks identied as monuments to the pharaohs. Ancient astronaut theorists suggest they may have served a technological purpose

Experts investigate strange carvings from 8,000 BC and unexplained sightings in the New World, which could suggest there is more to the US's past than written in the history books

Tony Robinson embarks on a four-day walk tracing the story of the Norman invasion of Wales, which he discovers was very different from the victory at Hastings

Ancient Egyptian queens who have shaped history, featuring an assessment of their enduring legacies. This programme looks at the life of Queen Tiye

While a new discovery is made in the triangle-shaped swamp, Rick and members of the team find links between the Knights Templar and the Oak Island mystery

The history of the US Navy military construction unit. The Seabee nickname is a heterograph of the first letters 'C B' from the words Construction Battalion

Documentary series exploring anomalies appearing on satellite images to try and get a better understanding of unexplained phenomena

From Nazi Germany to mid-west America during the Cretaceous period, this episode uncovers the origins of the curses surrounding the Gurlitt Collection, Stan the T-Rex and others

In 1969, the US government officially announced it would stop investigating UFOs. However, declassified documents seem to tell another story

Considering why the space race stopped at the moon and whether there any truth to rumours of a secret Space Force developed by America for missions beyond Earth's orbit

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

Dan Jones explores the history of Dover Castle, revealing that Henry II ordered its construction partly out of guilt for the murder of Thomas Becket

Egyptian queen Cleopatra's reputation as a ruthless genius. She would do anything necessary to cling to power in the face of an ever-expanding Roman Empire

The Egyptian obelisks identied as monuments to the pharaohs. Ancient astronaut theorists suggest they may have served a technological purpose

Experts investigate strange carvings from 8,000 BC and unexplained sightings in the New World, which could suggest there is more to the US's past than written in the history books

In 1969, the US government officially announced it would stop investigating UFOs. However, declassified documents seem to tell another story

Considering why the space race stopped at the moon and whether there any truth to rumours of a secret Space Force developed by America for missions beyond Earth's orbit

Tony Robinson explores the history of the ancient kingdom on a five-day walk from Melrose in the Scottish Borders to Holy Island off the coast of Northumberland

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

Investigating the true power and scale of the Romans' ingenuity, from luxurious revolving rooms to colossal walls and the technology behind amphitheatres

A team of experts looks into the Orion constellation to investigate whether this could have been an entry point for aliens visiting Earth