Alastair Humphreys is a British Adventurer and Author. He spent over 4 years cycling round the world, a journey of 46,000 miles through 60 countries and 5 continents.More recently Alastair has walked across southern India, rowed across the Atlantic Ocean, run six marathons through the Sahara desert, completed a crossing of Iceland, busked through Spain and participated in an expedition in the Arctic, close to the magnetic North Pole. He has trekked 1000 miles across the Empty Quarter desert a...