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Fort Laramie National Historic SiteFort Laramie (1870)
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Fort Laramie National Historic Site
Management
Designations
National Historic Site - April 29, 1960
National Monument - July 16, 1938
Summer Monsoon  

Did You Know?
Much of canyon country's annual precipitation falls during summer monsoons. These dramatic storms often last less than twenty minutes but can cause powerful flash floods despite their brevity.

Last Updated: September 21, 2006 at 09:35 EST