U&Eden +1 Thursday

Gregg Wallace explores Britain's largest bicycle factory, Cherry Healey gets pedal power tips from Cycling Team GB, and Ruth Goodman examines the history of folding bikes

The abilities that plants and animals possess, such as the electric eel whose natural charge helped inspire the battery and the flowers that 'talk' to bees using electrical signals

A chance to buy goods from the comfort of home

Exploring Schindler's Ark in the Czech Republic, a secret refuge in Europe's killing fields, and a lost Amazonian paradise deep in the Brazilian rainforest

Exploring the decaying remains of Old Essex County Jail in New Jersey, a facility that became a powder keg of injustice that was set to explode

Exploring the Polish city of Walbrzych, where a fairy-tale castle on a cliff conceals a vast subterranean tunnel network linked to a legend of lost Nazi gold

Exploring Fort Sherman, a jungle stronghold in Panama built to defend a prized American possession that soon faced the threat of an elaborate Nazi conspiracy

The programme looks at a mysterious group of rusting ships stranded in an arid desert, and a monstrous defensive line on the snow-covered peaks of the Italian Alps

An abandoned prison beneath the water, a tunnel in the heart of a mountain, concrete towers hidden in the woods and a rusting coastal relic

Exploring Schindler's Ark in the Czech Republic, a secret refuge in Europe's killing fields, and a lost Amazonian paradise deep in the Brazilian rainforest

Exploring the decaying remains of Old Essex County Jail in New Jersey, a facility that became a powder keg of injustice that was set to explode

Exploring the Polish city of Walbrzych, where a fairy-tale castle on a cliff conceals a vast subterranean tunnel network linked to a legend of lost Nazi gold

Exploring Fort Sherman, a jungle stronghold in Panama built to defend a prized American possession that soon faced the threat of an elaborate Nazi conspiracy

The programme looks at a mysterious group of rusting ships stranded in an arid desert, and a monstrous defensive line on the snow-covered peaks of the Italian Alps

An abandoned prison beneath the water, a tunnel in the heart of a mountain, concrete towers hidden in the woods and a rusting coastal relic

A ruined compound on the edge of a peninsula in Colombia which was once home to a famous outlaw and the strange towers looming over red-tinted waters in a Portuguese landscape

A formerly luxurious and strategic mountain-top villa on the island of Rhodes in the Mediterranean that's been ravaged by acts of revenge by locals since 1955

A strange-looking town with a supernatural atmosphere, a collection of imposing buildings in southern Australia, and the remains of curious-looking basins emerging from the waves

Crew members share remembrances of their late colleague Anthony Bourdain, and offer a glimpse at Bourdain's relationship with them and what filming the series meant to him

Discover how Anthony Bourdain's unique perspective and voice altered the world of food, travel and culture, and reinvented how audiences watched television

Exploring Schindler's Ark in the Czech Republic, a secret refuge in Europe's killing fields, and a lost Amazonian paradise deep in the Brazilian rainforest

Exploring the decaying remains of Old Essex County Jail in New Jersey, a facility that became a powder keg of injustice that was set to explode

Exploring the Polish city of Walbrzych, where a fairy-tale castle on a cliff conceals a vast subterranean tunnel network linked to a legend of lost Nazi gold

Exploring Fort Sherman, a jungle stronghold in Panama built to defend a prized American possession that soon faced the threat of an elaborate Nazi conspiracy