Craters, Caverns, and Canyons; Delving beneath the Earth's Surface - Jon Erickson - Hardcover

This highly illustrated set examines the fascinating world of geology with clarity and precision, from the basic building blocks of geological study -- fossils and minerals -- to more unusual and intriguing phenomena such as petrified forests and natural bridges.This clear introduction examines the Earth's early history, when the planet was heavily bombarded with asteroids and comets, and looks at some of its most unusual depressions, such as geysers and lava lakes.Erickson, Jon is the author of 'Craters, Caverns, and Canyons; Delving beneath the Earth's Surface - Jon Erickson - Hardcover' with ISBN 9780816025909 and ISBN 0816025908.