National Natural Landmarks

Monument Rocks Natural Area

Monument Rocks Natural Area
Monument Rocks Natural Area. Photo by R. Graham.

Monument Rocks Natural Area includes pinnacles, small buttes, and spires of chalk of the Niobrara formation, and erosional remnants of sediments deposited in the ancient Kansas Sea of Cretaceous time. The site is a rich source of fossils of Cretaceous marine animals.

Location: Gove County, KS

Year designated: 1968

Acres: 331

Ownership: Private




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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

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