National Monument · Arizona

Organ Pipe Cactus National Monument

The only place organ pipe cactus grows wild in the US

TypeNational Monument
StateArizona
Best seasonWinter & spring (blooms)
Don’t missAjo Mountain Drive

A Sonoran Desert sanctuary on the Mexican border — the only place in the country where the many-armed organ pipe cactus grows wild, alongside saguaro and spring wildflower blooms. A certified dark-sky park.

What to see

  • Ajo Mountain Drive
  • Organ pipe & saguaro forests
  • Spring wildflowers
  • Quitobaquito Springs
  • Dark-sky stargazing

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