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    Bent's Old Fort

    National Historic Site Colorado

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  • Events and activities subject to change

    The public should be prepared for reduced hours and services provided by Bent’s Old Fort National Historic Site employees due to the sequestration that became effective March 1, 2013. Please check back often for further details or changes.

Environmental Factors

Nature and Science

Russian knapweed

(courtesy of Arizona Crop Improvement Association Inc.)


The park's exotic weed control program addresses tamarisk, whitetop, Russian knapweed, Canada thistle, kochia, bindweed, Curly dock, and Russian thistle. There are 39 other assorted exotic plants which currently have minor impact on the historic site.

We are developing our baseline data sets for natural resources through the Inventory and Monitoring (I&M) initiative. The historic site is part of the Southern Plains Inventory and Monitoring Network as well as the Chihuahuan Desert/Shortgrass Prairie Exotic Plant Management Team.

Did You Know?

Trade room

The trade room at Bent’s Fort was stocked with items from around the world. There were glass beads from Italy, trade guns from England and Belgium, blankets and fabric from England, brass hawk bells from France, silver jewelry from Germany and vermillion from China.