Once a month
get new photos
and expert tips.

Science and Space
Main Health and Human Body Earth Space Prehistoric World A-Z

Photo Gallery: Erosion and Weathering

1 of 11NEXT


A waterfall fed by glacial runoff tumbles over sheer cliffs and into the turquoise water of Admiralty Inlet on Baffin Island, Nunavut, Canada. Such moving water is among the most powerful of nature's landscape-altering tools. Photograph by Paul Nicklen