from here, we flew another 800 miles to bayan-oooÖlgii, where mongolia, russia, china and kazakhstannot the end of our journey. we crossed the open steppe, past wild bactrian camels with two humps-- a vanishing species, with only about 1,000 left in the world. our destination was a camp of nomads, people who introduced lauren mcgough to the golden eagle. >> mcgough: hello! ( laughs ) >> pelley: they hadn't seen her in two years. >> mcgough: it feels like i never left. ( laughter ) just in a few minutes of seeing everybody. such a magical place. >> pelley: now, how did a woman from oklahoma end up out here, in mongolia? >> mcgough: ah, well, i read a book on falconry. and it's like the fire was lit. i just knew i had to do it. and, as i was researching, i went to the library, and i found this old book that had black and white photos of eagle hunters from mongolia. so, you know, this beautiful shaggy horse, and this man with a giant eagle and a fox pelt on his horse. and it just looked like the most incredible thing. and i thought, "i have to see it, i have to do it." >> pelley: at the