We have in the past looked at a lot of content provided by the USGS. The USGS is the provider of the data for the ‘earthquakes layer’ in Google Earth. We also looked at some of their future plans, ...

WASHINGTON DC — Hikers, hunters and other outdoor recreationists will be pleased to know that free digital topographic maps are now available online from the U.S. Geological Survey.

The U.S. Geological Survey is using TerraGo Technologies' GeoPDF format to make its primary base series quadrangle maps available online. The USGS GeoPDF maps can be ...

With the release of new US Topo maps for Illinois and South Dakota, the USGS has completed the second, three-year cycle of revising and updating electronic US Topo quadrangles. Since the project’s ...

Beginning in the 1940s, the U.S. Geological Survey’s National Mapping Program was tasked with the immense cartographical feat of surveying the entire country to create a series of more than 50,000 ...

Those giant maps gathering dust in the corner of your favorite outdoor store have finally been brought into the 21st century. National Geographic‘s new service, launched last week on their Maps site, ...

A map of Chicago, Illinois, imprinted in 1913 from the United States Geographical Survey’s historical topographic map collection. Image courtesy of the USGS Map lovers, rejoice! The United States ...

For outdoor lovers, no map is more iconic – or useful – than a USGS topo map. While the concentric, sepia lassos of elevation are the maps’ visual signature, their real power is the cross-referenced ...

The U.S. Geological Survey (USGS) announced that more than 400 new topographic maps are now available for the state of Alaska. The new maps are part of the U.S. Geological Survey Alaska Mapping ...

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 that ...