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On this day in 2001, Carrizo Plain (CA), Sonoran Desert (AZ), Pompeys Pillar (MT), Upper Missouri River Breaks (MT) and Kasha-Katuwe (NM) National Monuments were designated by Presidential Proclamation.

Pictured here, the #milkyway over North Maricopa Wilderness in the Sonoran Desert National Monument, a part of the BLM’s National Conservation Lands.