Rain water seeps beneath the earth's surface to form ground water. Diagrams the formation of artesian wells, hot springs, and geysers. "Old Faithful" in Yellowstone Park erupts. Describes the action of acid ground water in forming underground caverns, natural bridges, and petrified forests. Shows the Carlsbad Caverns, New Mexico; Mammoth Cave, Kentucky; Natural Bridge, Virginia; and the petrified forests of Arizona.

National Archives Identifier: 12343

Local Identifier: 69.29

* Creator(s): Federal Works Agency. Work Projects Administration. (07/01/1939 - 06/30/1943) (Most Recent)

* From: Series : Motion Picture Films, compiled 1931 - 1937

* Record Group 69: Records of the Work Projects Administration, 1922 - 1944

* Level of Description: Item

* Type(s) of Archival Materials: Moving Images

* This item's copyright was established: 1935

The creator compiled or maintained the series between: 1931 - 1937

* General Note(s): Credits: Story, Carey Croneis.

* Contributor: Producer, National Park Service in cooperation with the University of Chicago. Made by Erpi Picture Consultants, Inc.

* Access Restriction(s): Unrestricted

* Use Restriction(s): Undetermined

Sound Type: Sound

* Accession Number(s): 330