It all started with water. But how did one river make such a deep canyon? Read on and find out.

An introduction to Mount Rushmore explains how it was created and provides interesting facts pertaining to this wonder.

"Exquisite waterfalls, giant granite cliffs, ample hiking trails, and stunning views-these are just a few of the things that make Yosemite National Park one of the most popular parks in the world. Beginning readers will love exploring and learning about the beauty and grandeur of this iconic park in this informative Ready-to-Read"--