cactus thickets in saguaro national park at sunset, southeastern arizona, united states

cactus thickets saguaro national park sunset southeastern arizona united states beautiful summer autumn fall country landscape scenery view scene scenic plant travel desert carnegiea gigantea cylindropuntia fulgida october pima county sonoran southwestern tamarix america cacti cholla cloud day evening family cactaceae flora green hanging chain jumping natural nature north salt cedar sky sunlight sunny tamarisk thicket usa