Yesterday HD Wednesday

A chance to buy goods from the comfort of home

A labyrinth of tunnels underneath a tiny French village which contains mysteries from several historical eras, and a Welsh slate mine that has been given a new lease of life

An underground city beneath a forest in Northern France built to house 3,000 people, an ice cave under Iceland's biggest glacier, and a subterranean power station in London

Exploring Opa-Locka City Hall, a strange structure that began as the dream of an American Renaissance man, but soon turned into a nightmare

Exploring Namibia's arid Skeleton Coast, where traces of a brutal but once vital industry lie scattered

The First World War led to a number of astounding war factories, which laid the foundations and paved the way for modern factories of today

Laurence Olivier narrates events leading up to the Japanese attack on Pearl Harbour on December 7, 1941. Includes interviews with veterans from both sides

Robbie Cumming continues across the Pennines from Marple to Huddersfield, where his journey is hampered by a fallen tree and a leaking lock pound

Robbie Cumming travels along the Rochdale Canal from Sowerby Bridge to Manchester, but disaster strikes when he runs aground

Fiona Bruce and the experts pay a second visit to the seafront at Eastbourne, East Sussex, where items include a collection of Victorian toy soldiers and an early digital watch

Derek navigates the dry stone walls of the Peak District to collect a very original 1988 Opel Manta. Plus, Dave deals with a Ford Granada rally support vehicle

Derek has a three-hour drive in a 1960s bus that arrived in the UK after a life in the sun. Dave takes a Triumph TR7 convertible to auction

The Spitfire, the Hurricane, the Lancaster and Wellington Bombers, the P51 Mustang were all powered by the Rolls-Royce Merlin engine

Factors influencing America's decision to support Britain after the attack on Pearl Harbour during the Second World War

Fiona Bruce and the experts pay a second visit to the seafront at Eastbourne, East Sussex, where items include a collection of Victorian toy soldiers and an early digital watch

Robbie Cumming concludes his journey by travelling from Barton Swing Aqueduct to Liverpool Docks - but experiences engine problems on the way

Robbie Cumming battles his way through blanket weed on the Shropshire Union Canal, before accidentally flooding a staircase lock in Chester

Robbie Cumming explores the picturesque Staffordshire and Worcestershire Canal

The boys explore Wiltshire and Oxfordshire, meeting animal enthusiast Susan. Simon repurposes an old umbrella stand, and Henry tackles an antique chaff cutter

Derek navigates the dry stone walls of the Peak District to collect a very original 1988 Opel Manta. Plus, Dave deals with a Ford Granada rally support vehicle

Exploring Opa-Locka City Hall, a strange structure that began as the dream of an American Renaissance man, but soon turned into a nightmare

Michael Portillo visits Massachusetts General Hospital in Boston, learning how surgery was first made bearable in 1846 by a miraculous new substance

Tony Robinson goes on safari to find majestic machines that are inspired by the animal kingdom and gets hands-on with a life-saving mechanical octopus

Tony Robinson looks under the bonnet of innovative machines leading the green revolution, from a Welsh hydrogen-powered car to a solar training plane

A chance to buy goods from the comfort of home

The underground bases built by the German army during the occupation of Jersey, and a group of more than 20 underground cities in Turkey, one of which dates back to 800BC