Autumn whitewater cascades down F.L. Ricketts Falls, a nearly 40 foot tall waterfall in Ricketts Glen State Park, Pennsylvania.

- Image ID: R5E47H

Autumn whitewater cascades down F.L. Ricketts Falls, a nearly 40 foot tall waterfall in Ricketts Glen State Park, Pennsylvania.

Kenneth Keifer / Alamy Stock Photo

Image ID: R5E47H