Before you’ve packed your bags and before you’ve gassed up the wagon, there’s the little issue of figuring out where you’re actually going to go and — more importantly, if you’re going ...

THE practical problems involved in the interpretation of geological and topographical maps are here dealt with in a manner likely to appeal to students of geology and civil engineering.

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