Yesterday HD Monday

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Incredible feats of human endeavour, revealing what people have built, where they've built it, how and why. The first edition focuses on hidden tunnels under Gibraltar and London

Exploring Sweden's passion for subterranean spaces, and how the nation has taken extraordinary precautions to protect itself - by excavating an astounding 65,000 nuclear bunkers

Exploring a country estate in Ireland where family divisions reflected a national struggle and was caught in the crossfire

Exploring Anchieta, a tropical island complex in Brazil and the scene of a dramatic uprising

How the Lancaster factory, one of the biggest buildings in Europe at the time, helped to create a truly war-winning weapon

The drop in morale in Britain following the fall of France to Nazi forces during the Second World War, and the reasons why America refused to enter the conflict

The Allies reached the last great natural barrier between their forces and the German heartland. If they could get across the River Rhine, the war would be won

Fiona Bruce and the experts return to Wightwick Manor near Wolverhampton, where items include drawings by JMW Turner and objects once owned by the last survivor of the Titanic

Derek picks up an impressive five vehicle haul from a collector who can no longer look after his motors. Paul's out on the road collecting a rare 1972 Lancia Fulvia Berlina

Derek casts his eye over a Citroen 2CV, before he is off admiring the treasure trove of more than 270 motorbikes in the same garage

Focusing on the mass production of ammunition brought on by Samuel Colt, and the inadequacy of Soviet factory production which made the AK47 so effective

An account of Hitler's decision to invade the Soviet Union, which produced an initial series of dazzling victories until the harsh winter of 1941 took its toll

Fiona Bruce and the experts return to Wightwick Manor near Wolverhampton, where items include drawings by JMW Turner and objects once owned by the last survivor of the Titanic

Robbie Cumming explores the English canal network, beginning with a journey from Shardlow to Etruria Junction, Stoke on Trent, exploring the Trent and Mersey Canal

Robbie Cumming explores the English canal network. A low canal tunnel in Staffordshire proves to be problematic and Robbie helps out a stranded boater

Siwrengale skipper Darren Warters and his sons are out in the North Sea for the whelk season, while Endeavour 5 is far off in the North Atlantic in search of squid

A CBD80 battery-powered loco needs to be hauled 20 miles from a factory in Burton-on-Trent to the heritage Chasewater Railway in Staffordshire

Derek picks up an impressive five vehicle haul from a collector who can no longer look after his motors. Paul's out on the road collecting a rare 1972 Lancia Fulvia Berlina

Exploring a country estate in Ireland where family divisions reflected a national struggle and was caught in the crossfire

In the port of Monterey, Michael Portillo discovers the city's Spanish and Mexican heritage. Later, in Los Angeles, he heads for the Warner Brothers studio on Sunset Boulevard

Tony Robinson uncovers the unsung heroes of machines, from a vehicle making airport runways safe to atomic clocks keeping humankind on time

Tony Robinson meets the mighty machines that do heavy lifting, from a vehicle that snatches superyachts out of the water to a bridge-building mechanical monster

A chance to buy goods from the comfort of home

A look at some of Switzerland's 300,000 subterranean bunkers, built across history. Plus, the extraordinary creation of a Liverpool entrepreneur that is shrouded in mystery