832-266060 - Organ Pipe Cactus (Stenocereus thurberi) in Sonoran Desert in bloom at sunset with Mexican Gold Poppy (Eschscholzia californica mexicana), Desert Lupine (Lupinus sparsiflorus), Saguaro Cactus (Carnegiea gigantea), Organ Pipe Cactus National Monument, Sout
801-1105 - Flowers of the Jumping Cholla cactus (Hanging Chain Cholla) (Cylindropuntia Fulgida), West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
801-1098 - Ocotillo cactus (Fouquieria Splendens) in foreground, Saguaro cactus (Camegiea Gigantea) in background, West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
801-1100 - Saguaro Cactus (Camegiea Gigantea) silhouetted at sunset, West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
801-1107 - Flower of the prickly pear cactus (Opuntia), West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
801-1099 - Saguaro Cactus (Camegiea Gigantea) silhouetted at sunset, West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
801-1106 - Teddy Bear Cholla cactus (Cylindropuntia Bigelovil), West-Tucson Mountain District, Saguaro National Park, Arizona, United States of America, North America
764-1881 - Saguaro cactus (Carnegiea gigantea) among Mexican gold poppy (Eschscholzia californica mexicana), Organ Pipe Cactus National Monument, Arizona, United States of America, North America
807-206 - Saguaro cacti and barrel cacti in bloom, Saguaro National Park, Rincon Mountain District, Tucson, Arizona, United States of America, North America
807-205 - Saguaro cacti and barrel cacti in bloom, Saguaro National Park, Rincon Mountain District, Tucson, Arizona, United States of America, North America