Groundwater: The Hidden Force Shaping Earth (1935)

This 1935 educational film, produced by the Work Projects Administration in cooperation with the National Park Service and the University of Chicago, explores the fascinating world of groundwater. Learn how rainwater seeps beneath the earth's surface to form groundwater, creating artesian wells, hot springs, and geysers like Yellowstone's iconic 'Old Faithful.' The film also delves into the action of acidic groundwater in shaping underground caverns, natural bridges, and petrified forests. Witness stunning footage of Carlsbad Caverns in New Mexico, Mammoth Cave in Kentucky, Natural Bridge in Virginia, and Arizona's petrified forests. A captivating blend of science and natural beauty, this film offers a timeless look at the forces that shape our planet. Subscribe to Archival Moments for more rare historical content and explore the past with us!