Google satellite topographic maps4/12/2024 The site is non-commercial and ad-free, to conform to the licensing limitations of the MyTopo API. Link to a Google Maps MyMaps file, KML only ( example link).At lower zoom levels, the 1:100K scale USGS topo maps are visible, but if you zoom in close enough, the larger-scale 1:24K. Link to a KML or GPX file saved in Google Docs ( map link Google Docs link) In addition to the standard image overlays of Map, Satellite and Hybrid for Google Maps, the Active Trails website has an additional overlay button Topo, for topographic maps.URL link to an uploaded KML or GPX file ( example link).The help file, available as a PDF from the “Action” drop-down menu in the upper-right corner, explains how to do this three ways: You can also display GPX and KML files on top of the topo maps, like this KML file: The Canadian maps generally look good as well, though they sometimes have issues with border mismatch between tiles, and differences in map lightness: US Topo maps and scans of historic USGS topographic maps are also. ![]() The National Map also serves as the data source for modern USGS topographic maps such as US Topos and OnDemand Topos. The US topo maps are very high-quality terrain shaded maps, better than Terraserver, and substitute the updated US Forest Service topos where available: In addition, The National Map provides continuously-updated, seamless datasets for recreational trails, roads, boundaries, structures, land cover, and imagery. ![]() The initial map window view is pretty small for a better view, select “Full Screen” from the action menu. Joseph Elfelt writes to announce his Gmap4 website, which displays the MyTopo version of USGS topographic maps (down to 1:24K scale) and Canadian topo maps (to 1:50K) in a Google Maps interface standard Google Maps layers are available as well. Download Google Earth in Apple App Store Download Google Earth in Google Play Store Launch Earth.
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