• Knightia eocaena mass mortality

    Fossil Butte

    National Monument Wyoming

Bookstore

Intermountain Natural History Association (INHA) is a nonprofit organization assisting the National Park Service in its educational, interpretive and scientific programs throughout the intermountain west. Known as a "cooperating association," INHA's goals include enhancing visitors' understanding and appreciation of public lands by providing a selection of quality, educational materials for sale in many visitor centers. A percentage of sales is returned to the National Park Service and other federal land management agencies.

To learn more, shop online or become a member, visit www.INHAweb.com. Staff are also available by phone during normal business hours at (800) 845-3466.

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