Atlapedia Online contains full color physical maps, political maps as well as key facts and statistics on countries of the world.
EmbassyWorld is designed to provide a comprehensive list of contact resources for all of the world's diplomatic offices. They provide an easy-to-navigate directory that is clearly laid out and fully cross-indexed.
Global Mapping International
GMI is an international team of evangelical research, GIS and IT professionals passionate about informing, equipping, and connecting the Church for more appropriate and effective mission. They provide professional services, tools and training in geographic mapping, strategic and applied research, and information technology and digital publishing.
Joshua Project is a research initiative seeking to highlight the ethnic people groups with the fewest followers of Jesus Christ. The Joshua Project provides accurate and regular updates on ethnic people group information.
MapQuest is an online navigation website. You can get directions to a specific place by putting the address on the search engine. MapQuest enables you to search for restaurants, groceries, hotels, and more.
Maptech sells land software for outdoor enthusiasts who rely on accurate, detailed topographic maps and tools, marine books and charts covering favorite fishing and boating areas, and marine software for trip planning and advanced GPS navigation on the water.
National Geographic's MapMaker Interactive
You can download maps of different countries, states and continents on this site. There are black-and-white maps and there are colored maps.
Operation World is a book that contains definitive volume of prayer information about the world. It has been translated into several languages: German, Spanish, Portuguese, French, Korean, Chinese, Russian, Indonesian and Italian.
United States Census Bureau
The U.S. Census Bureau conducts demographic, economic, and geographic studies of other countries and strengthens statistical development around the world through technical assistance, training, and software products. The U.S. Census Bureau has performed international analytical work and assisted in the collection, processing, analysis, dissemination, and use of statistics with counterpart governments in over 100 countries.
World Atlas contains an atlas of maps, flags, and geography facts on most every destination on the planet. They also have travel aids for those who travels a lot.
Worldmap.org contains various forms of information including maps, tabular data sets, and written descriptions of different countries. You can also find on this site the World Missions Atlas Project that missionaries can use.