All maps are georeferenced to the North American Datum of 1983 (NAD 83) or to the World Geodetic System of 1984 (WGS 84) and projected to the Universal Transverse Mercator (UTM) projection and coordinate system.Shaded relief (derived from 3DEP elevation data where available) and high-resolution color imagery. 3-year production cycle for the 48 conterminous states, Hawaii, & Puerto Rico (Alaska US Topo refresh driven by elevation and hydrography data updates). Virgin Islands, and Alaska (completed 2021) Any version of Google Earth Pro distributed on Uptodown is completely virus-free and free to download at no cost. Download rollbacks of Google Earth Pro for Windows.
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