Catalina State Park, AZ / Sunset's golden light with Prickly pear cacti, Opuntia phaeacantha amid grasses, in bajadas near Sutherland Wash. 207H6

Catalina State Park, AZ / Sutherland Wash's ephemeral water reflects the golden sunset light as it meanders down from the Santa Catalina Mountains. 207V6

Catalina State Park, AZ / Arizona barrel cactus, Ferocactus wislizenii, convoluted spine-lined segments forming abstract patterns beneath the Santa Catalina Mountains. 207V4