Spanning Tennessee from the Great Smoky Mountains to the Mississippi River, Interstate 40 is more than just a convenient roadway. It afford travelers the opportunity to observe the state's geologic and physiographic features in all their variety. In this accessible and profusely illustrated book, Harry Moore offers a fascinating guided tour of that roadside geology.

Harry Moore is a geologist now retired from the Tennessee Department of Transportation. He is the author of four books on the geologic history of Tennessee, including The Bone Hunters: The Discovery of Miocene Fossils in Gray, Tennessee.