The Grand Canyon Skywalk takes you over 70 feet past the edge of the West Rim of the Grand Canyon. This 4000-foot high glass bridge can withstand over ... The Ledge on the 103rd floor of the tower ...

Going on a Navajo-led tour of this national monument in northeastern Arizona takes you to ancient ruins and sacred places ...

The Grand Canyon is America's premier travel destination, but it is also a treasure trove of ancient artifacts preserved for thousands of years.