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Also very relevant: http://openstreetmap.org/ http://openstreetmap.org/ (and http://wiki.openstreetmap.org/ http://wiki.openstreetmap.org/)
by yellowbkpk 18y ago
Also very relevant:
http://openstreetmap.org/ http://openstreetmap.org/ (and http://wiki.openstreetmap.org/ http://wiki.openstreetmap.org/)