Saguaro National Park, AZ/Tucson Mountains Unit. Saguaro cactus (Carnegiea gigantea) silhouetted by summer monsoon lightning storm. 7886X65Dupe
Saguaro National Park, AZ/Tucson Mountains unit. Saguaro cactus (Carnegiea gigantea) silhouetted by summer monsoon storm at sunset. 796V11
Saguaro National Park., AZ/Arizona Barrel Cactus (Ferocactus wislizenii) flower in full bloom amid the hooked spines. 797V8
