The Grand Canyon is an immense chasm sculpted from many layers of colorful, ancient rock.A True Book: National Parks series allows readers to experience spectacular vistas and natural landscapes, as well as interact with the rich tapestry of American History. This series includes an age appropriate (grades 3-5) introduction to curriculum-relevant subjects and a robust resource section that encourages independent study. Readers will explore this natural wonder and learn how it was formed. They will also find out what role the canyon has played in human history, how and why it became a national park, what it is like to visit the park, and much more.