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National Park Service: Organ Pipe Cactus National Monument

Curated by ACT

Organ Pipe Cactus National Monument in the Sonoran Desert, in Arizona, was declared a national monument to preserve the ecological wonders it houses. Peruse the history, culture, nature and science. Teachers, be sure to check out the link for teachers.

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Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)