A waterfall is a force of nature?
A flood of massive proportions created from the melting of glaciers sixteen thousand years ago! Glacial Lake Missoula created Dry Falls and the Grand Coulee through plunge pool erosion:
Read all about the ancient floods in this USGS booklet on the Channeled Scablands. Plunge pool erosion is on page eighteen.
This post is part of the 2018 Summer #WriteOut in places, parks, poetry, and doodles with #Clmooc. Learn more at CLmooc blog and National Writing Project / National Park Service WriteOut