Xingu Indigenous Park notable. He sought a city which Europeans had heard rumor of since their early 16th-century colonial contact, and he disappeared in the jungle in 1925. David Grann wrote an article about his exploration, followed by an expanded book, "The Lost City of Z" (2009) on the same subject and with the same title. It documents those early explorations. It also explores archeological evidence found since the late 20th century of large-scale indigenous civilizations that pre-date Spanish and Portuguese contacts and colonization. Xingu Indigenous Park The Xingu Indigenous Park (, pronounced ) is an indigenous territory of Brazil, first created in
North Fork American River The valley widens as the river flows south past Auburn, soon emptying into the north arm of Folsom Lake, a reservoir formed in 1955 by the Folsom Dam. Its waters mingle with that of the South Fork American River to form the American River, a tributary of the Sacramento River. North Fork American River The North Fork American River is the longest branch of the American River in Northern California. It is long from its source at the crest of the Sierra Nevada, near Lake Tahoe, to its mouth at Folsom Lake northeast of Sacramento. Prior to the construction of