Natural history - Arizona - Grand Canyon

Rivers wind through earth, cutting down and eroding the soil for millions of years, creating a cavity in the ground 277 miles long, 18 miles wide, and more than a mile deep known as the Grand Canyon.

• Author: Chin, Jason
• Binding: Hardcover
• Page Count: 56
• Publish Date: February 21, 2017
• ISBN10: 1596439505
• Language: English