lauren mcgough took us to one of lauren mcgough took scott pelley to one of the most remote places oned her. and, before the next few minutes are through, you will know what it's like to fly like an eagle. the mongolian steppe is the greatest expanse of grassland unaltered by humankind. it endures because human existence has narrow odds between the widest climate extremes on earth-- 104 degrees in summer, 50 below in winter. i that yield nearly all of their food, fiber, clothing, and fuel. and, one of the oldest bonds in nature is an alliance of survival among hunters, horses, and golden eagles. >> lauren mcgough: this is the most ancient form of falconry in the world. this is where it all began. it's the cradle. so, several thousand years ago-- we don't know precisely when-- a man saw an eagle catch a rabbit or a fox, and had the ingenious idea to hunt in partnership with it. it blows my mind that it's even real. it's like something out of "lord of the rings," but you can do it. >> pelley: lauren mcgough was in high school when she dedicated her life to raptors. she traveled with us