Alastair Humphreys is a British Adventurer, Author and Blogger. 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 the Rub’ al Khali, rowed across the Atlantic Ocean, run 6 marathons through the Sahara desert, completed a crossing of Iceland and participated in an expedition in the Arctic, close to the magnetic North Pole.