"The U.S. Geological Survey has just released more than 161,000 digitally scanned historical maps spanning in excess of 130 years and covering the lower 48 states. This Historical Topographic Map Collection provides a comprehensive repository of the landscape of our Nation..."
posted by Miko on Apr 20, 2012 - 19 comments

The United Stated Geological Survey has finished a six-year effort to map the surface of Jupiter's moon Io. [more inside]
posted by Quonab on Mar 20, 2012 - 33 comments

NASA's MESSENGER team (previously: 1, 2, 3), with help from the U.S. Geological Survey, released yesterday the first global map of the planet Mercury. [more inside]
posted by SpringAquifer on Dec 16, 2009 - 15 comments

Native Names Projects by the Coeur d'Alene Tribe GIS Program and the Hawaii Board on Geographic Names are adding audio pronunciation guides to geospatial place-name datasets in several on-line mapping formats. [more inside]
posted by mmahaffie on Apr 3, 2008 - 5 comments