Dallas Campbell talks to Dan about the secret history of the Space Race, reveals the truth about the moon landings and examines mankind's insatiable, eternal drive to reach new worlds.

Sir Paul Preston CBE comes on the show to discuss Spain's modern history and explain how the stripping away of its empire in the early 19th century had such a catastrophic impact on the country.

For generations, Drake's Island, situated just outside of Plymouth harbour, had been owned by the Ministry of Defence. Recently, however, this island bastion has gone into private ownership. In this documentary Bob King, the gatekeeper of Drake's Island, gives Dan an exclusive tour of this extrem...

This film is a living history. Nikita Khrushchev’s closest family members and historians tell a story from the centre of power. This unique biography of a witness of the century comes alive in the shadow of the events he was part of.

Despite being an ardent Stalinist for many years, it was Nikit...

How did a young boy from Georgia become a merciless politician who shaped the Soviet Empire in his own brutal image? Historian and bestselling author, Simon Sebag Montifiore talks to Dan about the rise of Joseph Stalin, a man who caused the death and suffering of tens of millions under his regime...

Dan Snow steps aboard the RRS Discovery in Dundee, the first purpose built scientific research vessel for the Antarctic. Guided around the ship by Ali Gellatly, he learns what life and adventure was like aboard this unique vessel.

The legendary polar explorer Captain Scott commanded Discovery's...

Some just counted tanks, others stole blueprints for bombs. The Cold War was the battleground for thousands of spies and spotters. Even the Allied Military Missions in Germany doubled as covert observers in the spying game. Whether military observers, spies or traitors – they all acted as supplie...

During the Cold War, tensions between East and West mount alarmingly. In consequence, western intelligence services shift their focus on East Germany as the Warsaw Pact’s major deployment zone.

Nowhere else did western services get as close to Soviet military equipment. Their prime targets are m...

At the end of the 80s, the Soviet army is being universally modernized, observed closely by western military intelligence in East Germany.

Weapons-scouts in the field are constantly on duty, as are agents in high command or in intelligence service stations, for instance in the autumn of 1983, as...

In this fascinating interview, Dan Snow chats to the world's greatest living explorer Ranulph Fiennes about Ernest Shackleton and his heroic expeditions in the Golden Age of Antarctic Exploration.

In 1845, a British voyage of Arctic exploration led by Captain Sir John Franklin departed England aboard two ships, HMS Erebus and HMS Terror. The expedition was assigned to traverse the last unnavigated sections of the Northwest Passage in the Canadian Arctic and to record magnetic data to help ...

In August 1941, the Allies launched Operation Dervish. This was the first of the Arctic Convoys, ships which sailed from the United Kingdom, Iceland and North America, and brought essential supplies to the Soviet Union.

After the successful launch of Operation Barbarossa, the USSR was in despe...