• The setting sun over the Flint Hills casts shadows across the wide expanse of tallgrass prairie.

    Tallgrass Prairie

    National Preserve Kansas

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  • Our Address Has Changed

    Our new mailing address is: Tallgrass Prairie National Preserve 2480 B Ks Hwy 177 Strong City, KS 66869

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Did You Know?

Aerial photo of the Flint Hills at Tallgrass Prairie National Preserve

Kansas was once the bed of a vast inland sea. The unique, stairstep landscape of the Flint Hills was formed through a process of differential erosion. Erosion washed away the soft shale layers and left the tougher layers of limestone and flint to form the hilltops and prominent benches.