The Redwall formation
The Redwall is a 400-foot solid cliff of limestone in most places in the Grand Canyon. Often it is overhanging and has caves. The Redwall is a difficult barrier to cross, up or down!
This image is from the presentation "Grand Canyon Backpack - New Hance Trail - Tonto Trail - South Kaibab Trail - Main Story".

Go to presentation where this image occurs.
Go to location in presentation where this image occurs.
Copyright 2001-2016 alavigne.net.