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The most significant area for geysers in the [[United States of America]] is [[Yellowstone National Park]], with the best known being [[Old Faithful]].

The most significant area for geysers in the [[United States of America]] is [[Yellowstone National Park]], with the best known being [[Old Faithful]].

==Sources==  

==Sources==

[http://volcanoes.usgs.gov/Products/Pglossary/geyser.html USGS Photo Glossary]

[http://volcanoes.usgs.gov/Products/Pglossary/geyser.html USGS Photo Glossary]

==External Links==

==External links==

*[http://www.geyserstudy.org/about.aspx Geyser Observation and Study Associaton (GOSA)] GOSA's purpose is the collection and dissemination of information about geysers and other geothermal phenomena in Yellowstone National Park and elsewhere.

*[http://www.geyserstudy.org/about.aspx Geyser Observation and Study Associaton (GOSA)] GOSA's purpose is the collection and dissemination of information about geysers and other geothermal phenomena in Yellowstone National Park and elsewhere.

*[http://mfile.akamai.com/27176/wmv/nationalpark.download.akamai.com/27176/prod/yell/photosmultimedia/video/insideyell/wmvs/256/0017b_why_geysers_here_256.asx How do Geysers Work?], Videos © 2007 Yellowstone Association

*[http://mfile.akamai.com/27176/wmv/nationalpark.download.akamai.com/27176/prod/yell/photosmultimedia/video/insideyell/wmvs/256/0017b_why_geysers_here_256.asx How do Geysers Work?], Videos © 2007 Yellowstone Association