Discovery History Tuesday

Josh Gates treks along the stone-paved Inca Trail, ascending 20,000ft through the Andes and into the Peruvian Amazon in search of the undiscovered City of Gold

The German tactic of blitzkrieg, literally lightning war, designed to create disorganisation among enemy forces through the use of mobile forces and locally concentrated firepower

Terry O'Quinn highlights how the disappearance of five planes in the Bermuda Triangle hinted at the existence of a strange geological force. Plus, the lost tribes of the Amazon

Darrell focuses on a multi-million-dollar wreck tied to Sir Francis Drake. He and his team race to locate a treacherous area identified on the map as Dragon's Teeth

Drew Pritchard visits a dealer in Manchester, haggles with a windmill manager in Kent and seeks artefact redemption at a Somerset abbey

Automata artisans Michael and Maria restore an acrobatic figurine from France. Meanwhile, sculptor Nick revives a pair of fairground ride motorbikes

Military equipment collector Bruce Crompton heads to Finland looking for props, including Cold War Russian anti-aircraft guns, for a new blockbuster movie

New evidence reveals the construction of the statues of Easter Island, built by one of the world's strangest and most isolated civilizations

Restored footage tells the story of how Hitler ordered Operation Sealion, the invasion of Great Britain, after France had fallen in 1940

Drew Pritchard visits a dealer in Manchester, haggles with a windmill manager in Kent and seeks artefact redemption at a Somerset abbey

Rob Nelson investigates a cluster of ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus

On the west coast of Cornwall, Henry and Sam search through 50 years of accumulated vintage vehicles, finding the first ever Lotus Elan and a pre-war Sunbeam

Henry Cole and Sam Lovegrove head to Oxfordshire, where Henry likes a tractor in blue and Sam falls for a Midget racer in a hedge

Darrell and the team head to a mysterious island where they discover valuable clues that lead them closer in the hunt to a 500-year-old shipwreck

Josh Gates dives into the Lajas Reef off Panama's coast in search of treasure chests on the sunken flagship of pirate Captain Morgan

With the raising of the Iron Curtain, intelligence from within the Soviet Union was hard to come by. This programme examines how high-altitude spy planes overcame the problem

Bruce Crompton buys a rare Sherman tank in Ohio. However, before he sells it on it he wants to boost its authenticity and value, so consulted a tank expert for advice

Drew Pritchard heads to Scotland to see a Victorian theatre in Aberdeen and the remote town of Rothes. Plus, sidekick Tee shows him how to do a deal at a steam railway in Devon

Paper conservator Ashleigh restores an original Star Wars poster, and upholsterer Ray updates a pair of 1960s designer chairs.

In Somerset, Henry Cole and Sam Lovegrove discover Norton motorbikes, Italian mopeds and French go-karts

Henry Cole and Sam Lovegrove move on to Hertfordshire, where they find vintage cars, obscure tractors and rare British bikes from the 1950s

Bruce Crompton is doing up a wartime German tank engine so that he can pay for Glenn Miller's army uniform, a special Second World War relic

Drew Pritchard heads to Scotland to see a Victorian theatre in Aberdeen and the remote town of Rothes. Plus, sidekick Tee shows him how to do a deal at a steam railway in Devon

With the raising of the Iron Curtain, intelligence from within the Soviet Union was hard to come by. This programme examines how high-altitude spy planes overcame the problem

Paper conservator Ashleigh restores an original Star Wars poster, and upholsterer Ray updates a pair of 1960s designer chairs.

Buying goods from home

Buying goods from home

Josh Gates dives into the Lajas Reef off Panama's coast in search of treasure chests on the sunken flagship of pirate Captain Morgan