DOI
DOI/NPS/GEOL/ED
Geologic Resources of the National Parks range from the world–renowned sculptured depths of Grand Canyon to the ancient fossils of Dinosaur National Monument. Geologic resources and the dynamic processes that affect them are inspiring to behold, form the foundation of park ecosystems, and are essential to understanding the natural world. Summary provided by http://www.nature.nps.gov/geology/education/