Google

Google.com has 610 URLs listed in 526 Dmoz categories.

Google Visualisation API
Provides several tools for making data more comprehensible. Special URLs can be used to embed graph and chart images in users' own web pages. Includes documentation, FAQ, and discussion forum.
http://code.google.com/apis/visualization/
Top/Reference/Knowledge_Management/Knowledge_Discovery/Information_Visualization

Google Maps
Provides directions, interactive maps, and satellite/aerial imagery of the United States. Can also search by keyword such as type of business.
http://maps.google.com/
Top/Reference/Maps

Google Maps API
Provides an application programming interface to use the tool on any website.
http://www.google.com/apis/maps/
Top/Reference/Maps/Google_Maps

Google Mars
Offers an interactive map of this planet.
http://www.google.com/mars/
Top/Reference/Maps/Google_Maps

Google Groups: Google Maps Help
Provides a discussions group to share questions between the users of the tool.
http://groups.google.com/group/Google-Maps?hl=en
Top/Reference/Maps/Google_Maps

Google Groups: Google Maps API
Discussions group for developers about the API use.
http://groups.google.com/group/Google-Maps-API?hl=en
Top/Reference/Maps/Google_Maps

Google Maps
Provides directions, interactive maps, and satellite/aerial imagery of the United States. Can also search by keyword such as type of business.
http://maps.google.com/
Top/Reference/Maps/Google_Maps

Google Moon
Provides a photographic map of the equatorial region of the satellite with pan and zoom capability, showing locations of the Apollo landings.
http://www.google.com/moon/
Top/Reference/Maps/Google_Maps

Google Groups - Living in Zimbabwe
Includes news and opinions on daily life aspects of Zimbabwe.
http://groups.google.com/group/Living-in-Zimbabwe?lnk=gschg
Top/Regional/Africa/Zimbabwe/Society_and_Culture

Kushtia Math Circle (KMC)
Supports students training to take the Bangladesh Mathematical Olympiad. Page includes mock tests and class schedule.
http://sites.google.com/site/kmckbd/
Top/Regional/Asia/Bangladesh/Education