Picture/Photo: Organ pipe cactus and brittlebush (Encelia farinosa) in bloom. Organ Pipe Cactus National Monument, Arizona, USA

Organ pipe cactus and brittlebush (Encelia farinosa) in bloom. Organ Pipe Cactus National Monument, Arizona, USA

Organ pipe cactus and brittlebush (Encelia farinosa) in bloom. Organ Pipe Cactus National Monument, Arizona, USA Organ Pipe Cactus NM