• Google Maps - Provides directions, interactive maps, and satellite/aerial imagery of many countries. Can also search by keyword such as type of business.
  • Beginning Google Maps Applications - Offers news about Google Maps applications development with rails.
  • GMap Creator - Freeware application from UCL designed to make thematic mapping using Google Maps simpler. Download, sample maps, documentation and a worked example.
  • Gmaps Pedometer - A hack that uses Google's mapping application to help record distances traveled and calories burned during a running or walking workout.
  • Google Groups: Google Maps API - Discussions group for developers about the API use.
  • Google Groups: Google Maps Help - Provides a discussions group to share questions between the users of the tool.
  • Google Maps API - Provides an application programming interface to use the tool on any website.
  • Google Maps API Official Blog - News of the programming interface that lets put the tool web pages.
  • Google Maps Directory - Provides a directory to websites offering maps.
  • Google Maps Mania - An unofficial blog tracking the websites, ideas and tools being influenced by the tool.
  • Google Maps Plugin for WordPress - Provides a tutorial to use the tool on a WordPress blog.
  • Google Mars - Offers an interactive map of this planet.
  • Google Moon - Provides a photographic map of the equatorial region of the satellite with pan and zoom capability, showing locations of the Apollo landings.
  • Map of Strange - A repository of strange anomalies and cool sights found in Google Maps and Google Earth.
  • Sightseeing with Google Satellite Maps - Armchair sightseeing, with links to many famous places and landmarks. Browse by location, category, and most popular.
  • Street View Fun - Collection of off-beat images from Google Maps.
  • Wikipedia: Google Maps - Offers presentation and history of the application.

  • OpenStreetMap - A rights-free map of the world being created by volunteers using copyright free sources and GPS tracks. Includes an interactive map and details of how to get involved.
  • Best of OpenStreetMap - Site showcasing the best and most significant parts of the free world map.
  • LearnOSM - A step-by-step beginners' guide to making maps with OpenStreetMap.
  • Map Kibera - Project to map one of Africa's largest slums in Nairobi, Kenya. Includes the map, a project wiki, dicussion groups and photos.
  • Mappa Mercia - Project to help develop and expand OpenStreetMap in the West Midlands region of the UK. Includes an online map, error reporting tool, details of projects, blog, and how to get involved.
  • Open Maps - Blog from Chris Hill detailing his progress with editing and using OpenStreetMap.
  • OpenStreetMap Foundation - An international non-profit organisation supporting the OpenStreetMap project. Includes constitution, details of meetings, finances, working groups, and a list of board members and officers.
  • OpenStreetMap: Using and Improving the Free World Map - Website to accompany a German-language book about the OSM project. [Some site content in German only.]
  • State of the Map - Annual conference about the progress of OpenStreetMap and free geo-data in general. Programme, registration information, and video of previous talks.
  • Switch 2 OSM - Advocacy site which encourages websites to switch to OSM for their online maps. Includes technical information and case studies.

  • Wikipedia: OpenStreetMap - Encyclopedia article about the open mapping project, with history, details of techniques, licensing information, and usage.
  • About.com: Maps - Several links to map-related sites, sorted into categories such as cartography and historic maps.
  • Alexandria Digital Library - Map related websites sorted by subject.
  • All the World's Maps - Provides access to national maps and maps pinpointing major cities for countries.
  • Bodleian Library Map Room - About one hundred map links, divided by category.
  • Maps on Other Web Sites - Categorized directory of several hundred links to online maps from the Perry-Castaneda Library at the University of Texas.
  • StreetLookup.Com - Online maps, directions, address search, road conditions, and other information and/or links.