Sierra de San Pedro Mártir National Park
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Sierra de San Pedro Mártir National Park is a national park in the Sierra San Pedro Mártir of the Mexican state of Baja California.
The park is known for its pine trees and granite rock formations. The park's Devil’s Peak is a summit reaching 3,078 meters, and is used for rock climbing. The National Astronomical Observatory, built in 1971 on a neighboring peak, is home to Mexico's largest optical telescope, with a diameter of 2.12 meters, and a weight of 40 tons in total.

