Tough Guy or Chicken?

To start their epic journey they travel high into the Andes where they must become chagras - the weathered, hard-as-nails cowboys of Ecuador. They do battle with the local, deadly...

Continuing their epic journey they travel to the Siberian arctic to become Evenki reindeer herders, a people who have survived in one of the most hostile locations for thousands of...

The adventurers head into the jungle of Mexico's Yucatan peninsula and become cave-divers in a vast network of largely uncharted, pitch-black, underwater tunnels.

The adventurers join boys of the Jaminawa tribe in the Brazilian Amazon and endure six days of a jungle initiation to become men. To succeed they must follow the rules of Jaminawa...

After two months on the road, they have arrived in blistering heat of the Namibian bush for their fifth challenge - to join the Ju-Wasi tribe of San Bushmen on a traditional hunt i...

After the pain of the Amazonian jungle and the arid heat of the Namibian bush, they have come to paradise - the Bahamas. Unfortunately for them their challenge lies underwater, in...

The lads' penultimate challenge is going to be one of the most deadly, as they have come to Bangladesh to learn to catch venomous snakes. Master snake king Shoporaj Dholu has just...

They have reached Japan for the last of their challenges. They have just six days to become Buddhist Yamabushi monks and take part in one of the toughest pilgrimages on the planet...