Renowned British explorer Ed Stafford sets out to find the cause of some mysterious white lines in what appears to be an uninhabited area of swamp on Kimaam Island.

Ed Stafford travels deep into the heart of Siberia to investigate the origins of the mysterious Patomskiy crater.

Adventurer Ed Stafford will need all his survival training as he heads to the hottest place on the planet to investigate what could be the very cradle of civilisation.

Adventurer Ed Stafford's target is an azure blue pool of water, deep in the jungle of Mato Grosso state, where there are no roads or rivers that lead to it.

Ed Stafford heads to the dangerous plains of Zambia, with an armed guard, to search for unexplained markings seen from space.

In an exclusive behind-the-scenes look, Ed Stafford offers his packing tips for an expedition, and reflects on personal highs and lows from his journey into the unknown.