Incredible stories about explorers and their amazing adventures "I crawled to the edge, to the last centimeter of the continent and its last piece of grass and last grain of dirt." Hanging out at the edge of the world at the edge of a mountain ridge is just another day for extreme adventurer Gregg Treinish. From the top of the Appalachian Trail to the very bottom of South America, Gregg is on a quest for adventure. Join Gregg as he treks across the Americas, faces the (almost) impossible, and learns how to make the world a better place in the process.