Grand Canyon : Active Travel 1

Grand Canyon : Travel E-BookPhotographs by Marguerite Carstairshttp://M-carstairs.com/TravelOne of the Seven Natural Wonders of the World, the Grand Canyon has over 5 million visitors a year.The oldest rocks at the canyon bottom are close to 2000 million years old. The Canyon itself - an erosional feature - has formed only in the past five or six million years. Geologically speaking, Grand Canyon is very young.

Price: $10 USD Category: DNAML Screenshot: Added: Feb 11th 2007 Publisher: Active Publishing Homepage: http://M-carstairs.com/ebooks