View looking north at gently tilted, tan and red, Miocene sandstone and dark basalt north of the Bill Williams River, western Arizona. Situated between the Mohave Desert and Sonoran Desert ecoregions, Bill Williams River hosts diverse plant, animal and insect populations.
House, K.P., Wood, M.L., and Pearthree, P.A., 1999, Hydrologic and Geomorphic Characteristics of the Bill Williams River, Arizona. Arizona Geological Survey Open File Report, OFR-99-04, 2 map sheets, map scale 1:24,000, 46 p. https://library.azgs.arizona.edu/item/AOFR-1552426760369-611
Photographer: Jon Spencer
Photo Date: circa 2012