Davis Mountains, W Tex., SE of El Paso. Old Baldy, 8,382 ft (2,555 m), is the highest peak. Forested slopes, springs, and deep canyons attract tourists. On the summit of Mt. Locke, 6,791 ft (2,070 m) high, is the Univ. of Texas McDonald Observatory (est. 1939), with a 107-in. (272-cm) reflector telescope. Fort Davis, est. 1854 as a border outpost, is a national historic site (see National Parks and Monuments, table).
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