https://radio.garden/
https://touch-mapper.org/en/
https://app.electricitymaps.com/map
https://planefinder.net/
https://brouter.de/brouter-web/
https://www.electricitymap.org/map
https://maps.openrouteservice.org/directions
https://positionstack.com/
https://www.maptiler.com/
https://fallingfruit.org/
http://cesiumjs.org/
http://osmand.net/
http://map.ipviking.com/
http://winstonwolf.pl/clickable-maps/europe.html
http://umap.openstreetmap.fr/fr/
http://www.mapbox.com/tilemill/
http://backspace.com/mapapp/
http://gmaps-utility-library.googlecode.com/svn/trunk/mapiconmaker/1.1/examples/markericonoptions-wizard.html
http://groups.google.com/group/google-chart-api/web/chart-types-for-map-pins
http://www.powerhut.co.uk/googlemaps/custom_markers.php
http://walk2web.com/