Weathering: page 1, page 2
Entrenched Meanders
Grand Canyon

Grand Canyon #2
Grand Canyon #3

Chemically weathered granite Weathered granite and
Sonoran desert vegetation

Close-up on weathering granite Granite arch

Talus slopes Aerial View of Koppjes

Weathering: page 1, page 2

Photography by Dr. Sharon Johnson
drsharonjohnson@comcast.net