• The Niobrara National Scenic river comes alive with color in the fall.

    Niobrara

    National Scenic River Nebraska

Geologic Formations

Cracked Cliffs

Cracked Cliffs

NPS photo

The cliffs along the Niobrara River reveal millions of years of the earth's history. For a description of this geological "layer cake", click to download a PDF of our geology bulletin.



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Did You Know?

Scenic cliffs of sandstone rise above the Niobrara

Tall sandstone cliffs, a rocky streambed and rapids are unusual geologic aspects of this Great Plains River. Click "More" to visit the Niobrara Natonal Scenic River "Nature & Science" page. More...