During the latter half of the twentieth century, the backbone of the U.S. Geological Survey’s national mapping effort was the 7.5-minute topographic quadrangle. These detailed printed maps defined ...

With the release of iOS 18, iPadOS 18, macOS Sequoia, and watchOS 11 today, Apple Maps is introducing new features to help users explore and find places they love, according to Eddy Cue, Apple’s ...

Getting your Trinity Audio player ready... Wilderness navigators and map lovers from all walks will revel in the U.S. Geological Survey’s entry into the digital era. New digital maps from U.S. Topo ...

A new high resolution digital dataset and map—named Itiner-e—of roads throughout the Roman Empire around the year 150 CE is presented in research published in Scientific Data. The findings increase ...

(Data West Research Agency definition: see GIS glossary.) A map depicting terrain relief showing ground elevation, usually through either contour lines or spot elevations. The map represents the ...