Landforms A Golden Guide Author:George F. Adams, Jerome Wyckoff Landforms, a guide to the rock scenery of the world, identifies all the major formations of the earth's crust - mountains and valleys, lakes and rivers, volcanoes and glaciers, cliffs and caverns, beaches and plains - and hundreds of minor features. Numerous photographs and diagrams show how the various landforms were shaped in the past, and are... more » still being altered today, by the forces of earth, wind and water.« less