Georgie White Clark-adventurer, raconteur, eccentric--first came to know the canyons of the Colorado River by swimming portions of them with a single companion. She subsequently hiked and rafted portions of the canyons, increasingly sharing her love of the Colorado River with friends and acquaintances. At first establishing a part-time guide service as a way to support her own river trips, she went on to become perhaps the canyons' best-known river...