Grand Canyon of the Yellowstone River

The Grand Canyon of the Yellowstone River is 20 miles long, reaches 1200' feet deep at its deepest point and ranges between 1500' and 4000' across. The Upper Falls are 109' high.

To reach the viewpoint at the base of the Lower Falls you have to hike 1/2 mile down 328 very steep steps.

The Lower Falls are 308' high.

Looking downstream at the canyon walls.