In his latest ADVENTURES WITH PURPOSE special, renowned adventurer Richard Bangs treks through the remote state of Assam in India - a region of rushing rivers, strapping monsoons, vast expanses of unspoiled land and a staggering array of wildlife, including the one-horned rhinoceros. What kept these rare rhinos from falling into extinction? What does their story reveal about the world and about saving precious wildlife? Richard sets off to discover what this elusive rhino represents to the people of Assam - and to the world.