Shows typical sedimentary rock structures found primarily in the southwestern USA, where some of the worlds most remarkable sedimentary structures are located. Examples include the Grand Canyon, Zion National Park, Arches National Monument, White Sands National Monument, and others.
Copyright 1999 by Pan Terra Inc., PO Box 556, Hill City, SD, USA 57745.
All rights reserved.......Tel or fax 605-574-4760