USGS EROS (United States Geological Survey's Center for Earth Resources Observation & Science) is the national archive of remote sensing data of the Earth’s surface. Guided tours available Mon. - Fri. 10 a.m. and 2 p.m. Self-guided tours available weekdays 8 a.m.-4 p.m.

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USGS EROS

47914 252nd St.
Garretson, SD 57030