In the spirit of Marco Polo, Journeys to the Ends of the Earth follows photojournalist, David Adams, as he seeks out ancient mysteries in some of the remotest regions on the planet.

PERU - The Lost City of Gold. Adams climbs the lonely Peruvian highlands to seek an Inca artefact that has never been found: the Golden Disk of the Sun. He finds the uncharted remains of an Inca ruin...

BOLIVIA - The Last Trail of Butch and Sundance. Adams follows the long-lost trail of two of the most wanted men in history: Butch Cassidy and the Sundance Kid. His path leads him through the Bolivian Andes.

CAMBODIA - In Search of the Lost Unicorn. Year Zero. The Killing Fields. Preserved by war in the isolated and forbidding final refuge of the Khmer Rouge are tantalising hints of the "Asian Unicorn", the khting vor. David Adams journeys through the dark heart of Cambodia in search of this semi-mythical beast.

GEORGIA - In the Footsteps of Jason and The Argonauts. From the Black Sea to the Caspian, from former-soviet Georgia to Azerbajan, a quest for the Golden Fleece through the powder keg of modern day Caucasia.