Historical Map Overlays for Google Maps and Google Earth – Kimberly Powell.

Historical Map Overlays for Google Maps and Google Earth – Kimberly Powell. You can overlay any historic map in Google Maps or Google Earth, but getting everything to match up accurately through geo-referencing can be quite tedious. In some cases others have already done the hard part, making available free downloads of historical maps sized, geo-referenced and ready for you to import directly into Google Maps or Google Earth.

Sanborn Fire Insurance Maps at the Library of Congress

Sanborn Fire Insurance Maps at the Library of Congress are detailed maps of city neighborhoods that represents each build structure in those districts.

USGS Historical Topographic Maps

USGS Historical Topographic Maps covers the entire USA with all editions going back in time.

Historic photographs of St. Augustine, Hastings, Anastasia Island, Ponte Vedra, and Matanzas Inlet

Historic photographs of St. Augustine, Hastings, Anastasia Island, Ponte Vedra, and Matanzas Inlet can be found at Florida Memory. Historical Records, Maps and Audio are also available.

David Rumsey’s Historical Maps

David Rumsey’s Historical Maps – collection includes maps from around the world.

Newberry Atlas of Historical County Boundaries

Newberry Atlas of Historical County Boundaries is a great resource for exploring changing county boundaries in all 50 states.

Google Maps 

Google Maps is a comprehensive, free web mapping platform and consumer application developed by Google that provides satellite imagery, aerial photography, street maps, 360° interactive street-level views (Street View), real-time traffic conditions, and route planning.

Google Earth

Google Earth is a free, interactive 3D mapping program that renders a virtual globe using satellite imagery, aerial photography, and GIS data.