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Flagstaff,city (1990 pop. 45,857), seat of Coconino co., N Ariz., near the San Francisco Peaks; inc. 1894. Lumbering, ranching, and a lively tourist trade thrive in the region, where many ruined pueblos, numerous state parks, several lakes, and large pine forests are found. Sunset Crater Volcano, Walnut Canyon, and Wupatki national monuments are nearby. Flagstaff is also a center for astronomical research, with the Lowell Observatory and stations of the U.S. Naval ObservatoryUnited States Naval Observatory,
a federal astronomical observatory, located in Washington, D. C. It evolved from the Navy's oldest scientific institution, the Depot of Charts and Instruments, founded in 1830; the observatory was completed in 1844 and moved to its present site
..... Click the link for more information. and the U.S. Geological Survey. The Museum of Northern Arizona and Northern Arizona Univ. are in the city.
A pole or staff on which flags or other signals are displayed; on charts this term is used only when the pole is attached to a building.