Ironwood Forest National Monument

national monument, Arizona, United States

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History

Ironwood Forest National Monument, ecologically rich region of the Sonoran Desert, southern Arizona, U.S., about 25 miles (40 km) northwest of Tucson. It was established in 2000 and covers approximately 200 square miles (520 square km), encompassing portions of the Sawtooth, Waterman, Silver Bell, and Roskruge mountains. Saguaro National Park is just east, and the Tohono O’odham Indian Reservation forms much of the southern and western boundaries. The monument preserves a significant stand of desert...