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Rituals are gatherings that bind everyone together and keep communities alive. In Siena, districts battle for supremacy in a 700-year-old horserace.

Steve Backshall, along with his crew, travels to different parts of the world in order to find the 60 most deadly animals living on the planet.

Robson Green arrives at Costa Rica, where he hopes to realize a lifelong dream of catching the fastest fish in the water.

Simon Reeve revisits the incredible characters he met during his globe-trotting journey. These include a 10-year-old boy from Bangladesh who was working in terrible conditions.

Find out about goblin's gold, why Spain is under attack from space balls, and how prehistoric lions could be brought back from the dead.

David Attenborough explores the continent of Antarctica and the challenges faced by its inhabitants due to changing climate.

The presenter explores Asia, which is the largest and most extreme continent on the planet, stretching from the Arctic Circle in the north to the tropical forests on the equator.

Robson Green arrives at Costa Rica, where he hopes to realize a lifelong dream of catching the fastest fish in the water.

The host journeys in France to investigate claims that some people think French cuisine is no longer among the best in the world.

Former bouncer and self-confessed city boy Darren Harriott teams up with adventurous Ria Lina for a trip across South Africa.

The inquisitive host explores the largest bicycle factory in Britain, which produces 150 folding vehicles every 24 hours.

Aunt Bessie's produces a staggering amount of Yorkshire puddings every year. Discover how it is achieved by exploring a factory in Hull along with Gregg Wallace.

In Thailand, Steve comes face to face with the longest venomous snake in the world, the king cobra. Its bite could kill an elephant.

Adventurer Steve Backshall searches for a monitor lizard and goes nose to nose with one as it licks his face, tasting his skin.

David Attenborough explores the continent of Antarctica and the challenges faced by its inhabitants due to changing climate.

The presenter explores Asia, which is the largest and most extreme continent on the planet, stretching from the Arctic Circle in the north to the tropical forests on the equator.

Best friends and Derry Girls stars brave Romania's wilderness, stepping out of their comedic roles for a real adventure.

The host explores how 27 tonnes of dried beans travel from North America through the largest baked bean factory in the world that produces more than three million cans of beans every 24 hours.

The inquisitive host explores the largest bicycle factory in Britain, which produces 150 folding vehicles every 24 hours.

The host journeys in France to investigate claims that some people think French cuisine is no longer among the best in the world.

Find out about goblin's gold, why Spain is under attack from space balls, and how prehistoric lions could be brought back from the dead.

Former bouncer and self-confessed city boy Darren Harriott teams up with adventurous Ria Lina for a trip across South Africa.

In Thailand, Steve comes face to face with the longest venomous snake in the world, the king cobra. Its bite could kill an elephant.

Adventurer Steve Backshall searches for a monitor lizard and goes nose to nose with one as it licks his face, tasting his skin.