14th Annual Smithsonian.com Photo Contest
Cascades of Upper Yellowstone Falls pouring into the Yellowstone River in the deep winter. Both flanks of the Grand Canyon of Yellowstone are covered in deep snow and divided by the roaring, aquamarine water of the Yellowstone River.
© Jason Pepe.
All rights reserved.
||Aug. 24, 2016, 11:05 a.m.