Topographical maps are kitted out with trails ... with support slowly spreading across the United States like jam on toast. Bringing them to the iPhone with the next major update would require ...

Using scanned maps and data from the United States Geological Survey (USGS), Esri developed an interactive tool to explore topographic maps of the US. The Historical Topo Map Explorer allows users ...

For our work in pairing aerial imagery with legacy topographic maps for the entire US, we received the prestigious Best Digital Map Product – Gold Award and the Overall Americas All-Category Winner of ...