Supporting North Dakota's Public Lands Since 1951!
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TRNHA Patch

TRNHA Patch

$ 5.99

Theodore Roosevelt Nature and History Association(TRNHA), a nonprofit organization, exists to assist and support Theodore Roosevelt National Park, Knife River Indian Villages National Historic Site, and Upper Souris National Wildlife Refuge. Proceeds from our retail operations, memberships, and donations support the educational, interpretive, and scientific research programs to enhance the experience of park visitors.

TRNHA is committed to working with the National Park Service to provide visitors with an unforgettable experience. Our staff works alongside Park Rangers answering questions and providing amazing interpretive merchandise for you to take with you as a memory of your trip to North Dakota!


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