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Old Faithful
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Introduction References & Edit History Related Topics
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Yellowstone National Park: Old Faithful Old Faithful, Wyoming Old Faithful Yellowstone National Park: Old Faithful Old Faithful Yellowstone National Park: Old Faithful Old Faithful
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Old Faithful: References & Edit History

Article Contributors

Primary Contributors

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Add new Web site: NPS - Old Faithful Geyser. Nov 08, 2024
Add new Web site: U.S. Geological Survey - The story of a Yellowstone icon: Old Faithful Geyser. Oct 27, 2023
Map added. Sep 14, 2023
Add new Web site: NASA - Visible Earth - Old Faithful, Wyoming, United States. Jun 15, 2012
Add new Web site: National Park Service - Old Faithful, Wyoming, United States. Jun 15, 2012
Add new Web site: The Getty - Old Faithful, Wyoming, United States. Jun 15, 2012
Add new Web site: Library of Congress - Old Faithful, Wyoming, United States. Jun 15, 2012
Media added. May 21, 2012
Article revised and updated. May 21, 2012
Added photograph. Aug 26, 2011
Added information on the prediction of Old Faithful's eruption, the physical structure of Old Faithful, and the opening of the Old Faithful Visitor Education Center at Yellowstone National Park. Sep 10, 2010
Media added. Oct 13, 2006
Article revised. May 31, 2002
Article revised. Mar 25, 1999
Article added to new online database. Jul 20, 1998
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