This view from the Tunnel Trail shows the High Peaks area. Note how weathering and erosion follows the vertical fractures in the volcanic rock (rhyolite tuff).
U.S. Department of the Interior - U.S. Geological Survey - Geology Discipline Privacy statement -- General disclaimer -- Accessibility This page is <http://3dparks.wr.usgs.gov/Pinnacles/> Maintained by Webmaster, Menlo Park, CA Last modified Mon 3/18/2003