Видео с ютуба John Wesley Powell

John Wesley Powell: From the Depths of the Grand Canyon | Nat Geo Live

John Wesley Powell's Enigma

John Wesley Powell: Wild West Explorer

1-armed John Wesley Powell rafts down the Grand Canyon

John Wesley Powell, Canyon Geologist

John Wesley Powell's 1869 River Mapping: What Did They Know and When Did They Know It? - MGCC

See artifacts discovered by John Wesley Powell at the Natural History Museum of Utah

The Legacy of John Wesley Powell, Water Master of the West with David Kennedy

Джон Уэсли Пауэлл в Гранд-Каньоне

Biographical Memoir of John Wesley Powell, 1834-1902 by William Morris DAVIS | Full Audio Book

John Wesley Powell’s #map of the #west #grandcanyon #colorado #americanhistory #drtimshistory

John Wesley Powell in Green River

John Wesley Powell, Canyon Geologist (1968)

Canyons of the Colorado by John Wesley POWELL read by Various | Full Audio Book

John Wesley Powell's Early Life

John Wesley Powell in the Lost Canyons of the Green River

The Legacy of John Wesley Powell: Adventurer, Leader, Scientist, Explorer

The Powell Expedition

Первый геолог Америки: как Джон Уэсли Пауэлл расшифровал Большой каньон

John Wesley Powell Museum in Green River, UT