Sonora Desert Museum - http://www.desertmuseum.org/ - 520-883-2702
Wildlife from Arizona in natural settings - Go early to see the animals active. An
institution dedicated to researching & protecting the land, plant life, & animals of
the Sonoran desert.
Saguaro National Monument - http://www.nps.gov/sagu/index.htm - Rincon Mountain
520-733-5153 - Tucson Mountain 520-733-5158
Forest of these sub-tropical giants (Tucson Mountain is the nicer of the two).