Sandwiched between the giants of Russia and China and for most of the last century cut off from the rest of the world, Mongolia is still largely uncharted territory for tourism. Rajan Datar travels from the country's little-known Siberian borderlands through the capital Ulaanbaatar and then east towards China on the famous Trans-Siberian Railway. He ends up in the bleakness of the Gobi Desert, where he tests his own virility in one of Mongolia's three so-called manly sports: wrestling.