Uncover the intriguing world beneath our feet Rocks and Fossils reveal the state of the planet now and what the future may bring, including clues about the shif

This is a comprehensive reference to 700 minerals, rocks, plants and animal fossils from around the globe and how to identify them, with more than 2000 photogra

An exciting trip below the surface of Michigan’s rocks and fossils. Most people recognize Michigan by its mitten-shaped Lower Peninsula and the Great Lakes em