An elementary exploration of canyons, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as Arizona s Grand Canyon.

"It is eight-year-old Moana's first time participating in the Tiale celebration--a festival that occurs every ten years and honors a brave female ancestor. Thanks to determination and coaching from her mother, Moana competes in the cliff diving competition!" --

Every new and groundbreaking archaeological discovery refines our understanding of human history. This title examines the exploration and study of Chaco Canyon. The book explores the lives of the site's builders, traces its discovery and scientific investigation, and discusses future study and conservation efforts. Well-placed sidebars, vivid photos, helpful maps, and a glossary enhance readers' understanding of the topic. Additional features include...