The secrets behind the Hadzabe Myth in Tanzania, a visit to Colorado's incredible Cheyenne Mountain Complex and a fascinating abandoned boat in Croatia.

A visit to a remarkable prison in South Korea. Plus, a trip to Bangkok's Ghost Tower and up-close with the bicep-bulging men at Iceland's Jakabol Gym.

Exploring a mysterious forest in Poland and amazing underground locations around the world. Plus, a Chinese railway that runs through residential buildings.

Visits to worldwide regions which boast something worthy of note.

A visit to the fascinating Indian retreat where the Beatles meditated. Plus, presenters explore a copycat Chinese city and check out a glass factory in Israel.

Visit the Devil's Pool in Zambia, explore the electrifying Tesla Tower in Moscow's abandoned woods and take a tour of the safest airport in the world. (

Travel to the richest country on the planet, take a tour of a mind-blowing hotel in Italy, visit a chicken-shaped church in Indonesia and discover the hidden world under Moscow.

Explore the most dangerous hotel on the planet, check out the world's most fascinating beaches, visit a used car market in Benin and take a tour of a diamond mine in Russia. 

Observe the daily life of a garbage collector in Brazil, visit a cave village in China and take a closer look at the working conditions of a man working in the Egyptian desert. 

A visit to a `UFO house" in Taiwan and a trip to Laos, where settlers use war ammunition as everyday objects. Plus, the family that considers a graveyard home.

Uncover the secrets behind the San Bernardo mummies, visit the fascinating Skatopia in Ohio and take a closer look at the living conditions in Siberia.

Discover South Korea's seaweed farms, visit an Alaskan town where everyone lives under one roof and check out a flooded passage that leads to the French island of Noirmoutier. 

Take a closer look at the working conditions of a miner in Indonesia, visit the Petrifying Well in England and tour a village where the houses are simply holes in the ground. 

Visit Italy's most fascinating ghost town, learn about an edible bird nest in Malaysia and explore the Bollate Prison. Plus, check out a structure dubbed the Dr Seuss House.

Meet the man who paints cliffs bright green and explore Zimbabwe's abandoned places. Plus, visit India's largest vegetable market and a truly unique village in China.

Visit some of the world's most unusual houses, explore the Bangladeshi city with the largest number of cycle rickshaws and travel to the richest village in all of China.

Learn about Togo's traditional religious practices and take a tour of the incredible Danakil Desert in Ethiopia. Plus, visit a city in Georgia where every citizen has a gun.

isit a luxury survival condo in Kansas, a minefield in Sarajevo and the King Cobra Village in Thailand. Elsewhere, explore the "fake" pentagon on the outskirts of Shanghai.

Visits to worldwide regions which boast something worthy of note. This episode features an Indian village where men train to become bouncers in the big city. Plus, a tour of the Chinese settlement where fire erupts from the ground.