historical GIS


Where to Look for Historical Maps

The use of extracting data from old paper maps is growing in popularity as a method to understanding historical geography.  David Ramsey popularized the method of georectifying historical maps and draping those maps over a DEM to create a 3D view.    Pastmapper is a project that digitizes historical maps in […]

Historical Geography and GIS

Historical GIS is the use of GIS data to document the given geography of an area in history.  GIS can be used in historical geography research to map out ancient areas and the changes in cities and places over time. NHGIS (National Historical Geographic Information System) stores historical GIS data […]

16th and 17th Century Cartography Versus 2011 Imagery

How did the major cities in the 16th and 17th centuries compare with their modern counterparts?  The Atlantic has a slideshow comparing the look of mostly European cities with satellite images pulled from Google Maps. Scans of the 16th century maps are housed on the Hebrew University of Jerusalem’s and the […]