![](http://www.alamy.com/thumbs/6/6828756E-5893-4D53-8A09-1C9ACDB7C57F/CN46D0.jpg)
Erosion lines in exposed granite at the top of Cadillac Mountain, Maine.
Size: 4592px × 3055px
Location: Acadia National Park, Mount Desert Island, Maine, United States, North America
Photo credit: © Janet S. Robbins / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: boulders, erosion, geology, granite, horizontal, hydrogeology, lines, mosses, rock, rocks