Open Maps

See the following -

Citizen Cartographers Fill The Gaps In Maps

Hal Hodson | New Scientist | July 5, 2013

...[M]aps are a vital resource, especially when deciding what infrastructure to build or in the event of a humanitarian crisis. Now teams of mappers are working to chart some of the most obscure corners of the developing world using OpenStreetMap (OSM), the citizen-mapping tool that today has over 1 million registered users.

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Trace The Past With NY Public Library's Open Access Maps Project

Bonnie Burton | CNET | April 7, 2014

GPS can't quite capture the beauty of historical maps. Thanks to the Lionel Pincus & Princess Firyal Map Division at the New York Public Library, 20,000 high-res maps are now available for download.  For over 15 years, the Lionel Pincus & Princess Firyal Map Division at the New York Public Library has been scanning maps from all over the world including those of the Mid-Atlantic United States from 16th to 19th centuries and even topographic maps of Austro-Hungarian empire ranging from 1877 and 1914.

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