Using scanned maps and data from the United States Geological Survey (USGS), Esri developed an interactive tool to explore topographic maps of the US.

It just got way, way easier to search and browse the US Geological Survey’s collection of historical topographic maps, thanks to a new online map viewer.These maps—more than 178,000 of them ...

Apple appears to be gearing up to add topographic maps to the Apple Maps apps in iOS 18, macOS 15, and visionOS 2, ... 2016 and December 31, 2022 in the United States.

Quads, or quadrangles, generally refer to USGS maps that cover 7.5 arc minutes (one minute of arc is equal to one-sixtieth of a degree). Basically each quad covers an area between 49 and 70 square ...

The first batch of new, more accurate Alaska maps that will eventually cover the whole state is out and free to the public as part of a state and federal project to replace old topographic maps ...

The United States Geological Survey (USGS) recently posted online two moon maps — a photo mosaic and a topographic map — that were constructed using images and data captured by NASA's long ...