Sky History 2 Monday

As the next era of space exploration begins it must be analysed what humans will find when reaching other planets, as well as the dangers faced when trying to conquer new frontiers

Great mysteries that have been frozen in time. This episode details the search for Janet Mae Johnson, a mountaineer who disappeared in 1973

Strange black holes appear near Egypt's pyramids, ruins in Peru suggest the Incas knew more than may be imagined, and a mysterious red swarm invades a beach in India

The Nazis' growing influence in Europe after the First World War. The seeds were sown as a clash of right-wing and left-wing politics caused strife in Germany

How the failed coup on November 9, 1923 eliminated Hitler's movement. His National Socialist German Workers' Party achieved a miserable result in the 1928 Reichstag elections

The suggestion that that advanced - and perhaps even extraterrestrial - civilisations existed on Earth thousands of years before the present one

The significance of the mysterious symbol of the keyhole found in mystic texts, sacred architecture and ancient artwork all over the planet

The police officer who alleges he heard a loud roar and saw a flame rising into the air, before witnessing an oval-shaped object take flight

Police in Chicago receive more than 50 UFO reports on the night of Halloween, 2004, and in Bucks County, a contractor witnesses a huge object pass over his home

Alice Roberts learns more about mankind's Stone Age ancestors, and travels to Jersey to meet a team hoping to shed new light on the Neanderthals

Andy McGrath makes a startling discovery at the site of the Rendlesham UFO Incident and has an amusing encounter whilst investigating Suffolk's demon dog Black Shuck

As the next era of space exploration begins it must be analysed what humans will find when reaching other planets, as well as the dangers faced when trying to conquer new frontiers

Great mysteries that have been frozen in time. This episode details the search for Janet Mae Johnson, a mountaineer who disappeared in 1973

Strange black holes appear near Egypt's pyramids, ruins in Peru suggest the Incas knew more than may be imagined, and a mysterious red swarm invades a beach in India

The Nazis' growing influence in Europe after the First World War. The seeds were sown as a clash of right-wing and left-wing politics caused strife in Germany

How the failed coup on November 9, 1923 eliminated Hitler's movement. His National Socialist German Workers' Party achieved a miserable result in the 1928 Reichstag elections

The fate of Pharaoh Ramses III has been clouded by rumours of a family plot against him. This film explores the tomb and uncovers evidence to support this

Documentary shedding light on unusual discoveries made in the darkest places on Earth and venturing into the realm of the supernatural

The suggestion that that advanced - and perhaps even extraterrestrial - civilisations existed on Earth thousands of years before the present one

The significance of the mysterious symbol of the keyhole found in mystic texts, sacred architecture and ancient artwork all over the planet

The police officer who alleges he heard a loud roar and saw a flame rising into the air, before witnessing an oval-shaped object take flight

Police in Chicago receive more than 50 UFO reports on the night of Halloween, 2004, and in Bucks County, a contractor witnesses a huge object pass over his home

Alice Roberts learns more about mankind's Stone Age ancestors, and travels to Jersey to meet a team hoping to shed new light on the Neanderthals

Andy McGrath makes a startling discovery at the site of the Rendlesham UFO Incident and has an amusing encounter whilst investigating Suffolk's demon dog Black Shuck

Allen Haff and Ton Jones get taken down by their fiercest opponent CJ, but a twist of fate keeps them in the game

In Covina, California, Allen Haff and Ton Jones face Carolyn at an auction, before they make a decision on the future of the shop

A look at the military engineering used during the Vietnam War, and the most influential technological developments to come out of the conflict