Filed Under: Navigation Tagged With: image overlay, overlay, topo map, usgs Google Earth Blog is no longer writing regular posts. As a result, we are not accepting new comments or questions about ...

USGS topoView The maps can be downloaded in various formats, including KMZ for viewing in Google Earth. A topographic map of Fort Smith, Arkansas, from 1887.

The elevation of nearly every place on Earth is now available, thanks to a NASA satellite mission. By analyzing 1.3 million images collected by a Japanese instrument aboard the spacecraft, the ...