• 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?

Smith Falls

Geologists have documented well over 200 waterfalls within the Niobrara River Valley. The tallest known falls is Smith Falls, which cascades 63 feet over a sandstone cliff. Click "More" to visit the Niobrara National Scenic River "Waterfalls & Springs" page. More...