From Google Mapki

• Madoff Map An interactive heat map of victims of the Madoff financial fraud.

• exiftool GPS tag If you geotag photos with exiftool, this simple application may help you providing the command line parameter according to camera and photo subject location.

• Indirizzi CAA Basilicata by ARBEA A database-driven geolocalization of all delegated bodies of an Italian paying agency for European Union agriculture aids. It shows as you can use a JavaScript template together with database-driven data to take advantage of Google Maps for all branches of an organization.

• GMLocation by 9tree Free customizable Google Maps Location Tool for your website, edit your map markers, location and look on the tool, download it and put it on your website.

• NYS Capital Region Garage Sales Plots the Garage Sales in the area of the New York Capital Region

• Shaded Relief Interactive Shaded Relief map of the World

• voffer.org Advertises bulk tanker offers on Google Maps, or searches bulk tanker offers on Google Maps.

• stephansmap.org adds a wiki-style community forum to Google Maps. Entries can have a date range associated with them, and can be tagged. Likewise articles can be searched by any combination of keywords, date range, and tag. The region tool gives projects their own front page. So stephansmap.org encompasses a lot of the Map Projects listed here - thanks to tagging.

• Area 51 overlays Area 51 photos from different decades over Google's low-res image.

• BarCrawl Bar-Pub crawl map generator, for major UK cities.

• Big Flamingo List and find yard sales, estate sales, garage sales, moving sales and more for free.

• Blackbird Spotting plots the location of every existing Mach 3 Blackbird (SR-71)

• BBC News Maps by Ben O'Neill. Plots the latest UK news on a map, see where the near is happening.

• Boundary Maps by John Coryat. Click on the map or type in a zip code to see a boundary map for a ZCTA zip code, town/city or county. Also, a geocoder.us application on this same site.

• BrokerFilter.com Find a business broker visually using Google Maps.

• Calvary Chapel locator. A search engine for finding US and international Calvary Chapels.

• Casualtyfigures.com . Easy access to patient numbers awaiting admission to Irish hospitals through Accident & Emergency (ER) deparments.Built with Ruby on Rails.

• Chicago Libraries Map by Chris Surguine. Find public, private, academic, and other libraries in the Chicagoland area. Includes ability to toggle types of libraries and select a specific library by name.

• Colleges at Internet Bargain Center search for bargains near college using Google Maps

• Countries of the earth in Google Maps with links to additional information like cloud cover, daylight, etc.

• Colorado Public Schools Test Scores Mapping the standardized test scores for Colorado's 1623 public schools. Color-coded symbology to give you the overall pattern, three years of drill-down data by clicking on any given school.

• Dance Federation An advanced Salsa Dancing, Jive Dancing and Ballroom Dancing Directory making it easy for visitors to find dancing clubs, classes, lessons & events in their local area.

• Doctor Who Locations Shows where episodes of Doctor Who were filmed. Includes Google Earth file so you can create your own tours.

• Game Company Database by C.S. Brooks. Shows where game developers are located, including a search feature.

• GeoIndex The S&P 500 Index projected onto a map

• GeoLinks User generated maps and communities

• Google Maps Distance Calculator Find the distance between any two points on a map.

• Great Wedding Network World's only Bridal Resource Atlas with complete mapping of all registered vendors. Plus, Brides-to-Be may create their own Personal Wedding Atlas (see sample) to maintain and share important mapped and text information as to who, what, when, where and how to get there.

• GmapWiki.com - GmapWiki is A MapWiki System On Google Maps and a library of interesting satellite-photographed places for google earth.

• GPSies.com - Tracks for vagabonds! Free GPS recorded tracks and routes for everyone using Google Maps. Many formats supported. Converts on the fly from/to Garmin, PCX5, GPX and KML.

• Google maps Transparencies by Alan Taylor overlays a map image over a satellite (or vice-versa).

• Geoogle/Yahoogle A combination of Yahoo's search API, Google Maps, and various other webservices to show you *where* your websearches are.

• GoogolMaps GoogolMaps.com is a collection of some of the most interesting places across the planet shown through the Google Maps engine. Features interactive thumbnails.

• iBegin Source - Massive repository of business data that lets you download all ~11 million business listings for free.

• IHateCilantro.com Members Map of members throughout the world.

• Jobs 2.0 Gmap Jobs 2.0 Gmap is a geo intuitive job search engine.Providing Indeed search results with Google Maps.

• Jumpclaimer.com Digital 'postcards' by SMS.

• Logabottle.com Store your own wine tasting notes or explore other user's logs. Integrated Google Maps show your where wines are from.

• New Zealand Local Search - Local search for all of NZ.

• Local Brit - Local search for all of the UK.

• mapdango™ View Classified Listings on a Map! Integrates the Vast.com and Google Maps APIs.

• MAPfrappe Blend your own map "mixtures." See what one cartographic shape looks like overlayed somewhere else in the world. Or click a map and see lines of equal longitude and latitude.

• MapShares MapShares lets you place advertisement on a Google Maps map of the world. Click on the map to select a corner of the Earth where you'd like to place your own image, text and link.

• Mapulator's IP Investigator IP Investigator displays the results of various networking tools such as traceroute and ping on a Google Map.

• Mapxy.Org An open site that allows people to map and edit locations that can be used by everybody. Includes search capabilities. Its one of those few commercial free sites around.

• Map Tunneling Tool A tool to allow you to find out which part of the other side of the earth is directly below you.

• MapHazards.com. A Google map showing nearly 4 million environmental hazards sites in all 50 states. Toxic spills, Superfund sites, leaking underground storage tanks, landfills, brownfields and more are included.

• Marijuana Prices By Zipcode Underground Economics brings you a way to submit and look up marijuana prices in your neighborhood.

• Ministries Without Borders by Mike Williams Meeting places of churches affilliated with Ministries Without Borders.

• Minneapolis "Stop On Red" cameras by Perickson. Minneapolis red light cameras...evil!

• News from www.spiegel.de displayed on Google Maps An external script is checking the newsitems from the Spiegel.de - RSS-feed for geographic names. The script appends coordinates from a database to the newsitem and automatically generates the code.

• NYC Drink Specials by DD. Mapping the different bar specials all around New York City. With the cost of living what it is, I figured someone has to help the $3/day college kid out. Enjoy!!! and please do recommend any updates or changes. Thanks.

• pintomap.com Visualization of Wikipedia-articles: PINTOMAP searches the whole Wikipedia-Database for coordinates and visualizes them on a Google-Map.

• Roadless Area Database Maps and Database of Roadless Areas on US Public Land. Print your own maps and download GPS coordinates.

• SalsaMap Find salsa dancing in the UK.

• San Diego Dance Locations on Google Maps Square Dance, Round Dance and Clogging Locations in San Diego. Allows directions to or from any location.

• SatelliteViews.net uses Google Maps to show maps and satellite images of over 1.9 million places in the USA.

• SlashMaps: Slash weblog plugin - Plugin to add Google Maps for slashcode GeoRSS stories and slash-site visitors. Example here (in active development as of September 2006).

• Stickymap.com a “wiki” style map encourages users to share their neighborhoods on the World Wide Web. Stickymap allows its members to create markers, edit and remove content, and explore new areas. Stickymap uses Google’s Map technology and a unique wiki interface to allow users to post points of interest.

• Stolen Mix Tape uses Google Maps to show the location of specific Midwest venues, as well as nearby venues.

• Tagzania.com: if you register and log in, you can add places, points, to create and document your maps.

• Tell Me Where.info by Roger provides a place for Canadian users to post/get gas prices

• Thebroth.com Real-time Global Player Map of TheBroth.com, a global collaborative art project.

• The Freesound Project Geotagging by The Freesound Project. Geotagged sound recordings, under a creative commons license. Browse the world and see sounds from a location...

• The Netherlands 1858-1870 Historical (1860's) map of the Netherlands as a tileset in Google maps.

• The World of Kingdom of Loathing by Johan Sundstrÿ¶m. A community who-lives-where page, perhaps of greatest interest for its marker mouseover title hover effect.

• Track the Space Shuttle in (almost) real-time. Data updates once per minute.

• UK Local Area UK Postcode search for local area information.

• U.S. Congress Vote Results. Maps of how the U.S. House of Representatives and the U.S. Senate voted on legislation. Congressional district boundaries can also be drawn in the House version.

• World Atlas Search for geographic locations world wide through form or directly by querystring. Plot positions on map and export to KML. Share markers by online/offline KML/KMZ files.

• World Land Grab Worldwide advertising billboard. Currently free.

• A map of Iran nuclear infrastructures based on news sources.

• Geo place names integrated with google map On globefeed maps, the geo place names are nicely integrated with the google map. The text markers of the geo place names are displayed as map is moved and on double clicking at any location on the map, it displays the location details. You can also chat,ride on the map.Even you can add a spot at any location and email it.

• Gas Prices based on your zip code Find the lowest gas prices in your zip code and get the gas station location on google maps. Get google directions to drive there.

• List of Jain Centers A concise list of Jain Centers in the US with contact info. Also get driving directions to/from center.

• X:Map Genome Browser Using the Google Maps API, and a completely redrawn tileset, we can show the Human, Mouse, Rat and Pombe genomes. Currently has approx 70GB of tiles at 4 zoom levels over the four species.

• Voice Maps Allows the creation of maps that incorporate voice annotation, recorded over the phone through controls on the map itself. Mashes up the Google Maps API with the myVox API.