CompareMaps: Comparing major map providers

CompareMaps is a great tool for comparing differences between major map providers like Google Maps, OpenStreetMaps, Bing Maps and Nokia Here Maps.  http://comparemaps.drona.ro/

OverlapMaps: Comparing places on Earth

This is a time waster too: OverlapMaps. An Overlap Map is a map of one part of the world that overlaps a different part of the world. Overlap Maps show relative size. United States and Europe: Click to enlarge http://overlapmaps.com/index.php