» ABMaps
   Online interactive map of the world, with detailed street atlas for North America.
   http://www.abmaps.com/

» Atlapedia Online
   Contains full color physical and political maps as well as key facts and statistics on countries of the world.
   http://www.atlapedia.com/

» Atlas of the Biosphere
   A collection of maps, schematics, and information about human-environment interactions, directed at the education community.
   http://www.sage.wisc.edu/atlas/

» CIA World Factbook - Reference Maps
   Various maps of the world in both jpeg and pdf format that are updated annually.
   https://www.cia.gov/library/publications/the-world-factbook/docs/refmaps.html

» Cornell's Digital Earth
   Use this interactive atlas to create maps displaying land, oceans, borders, roads, lakes, rivers, roads, railroads, faults, mines, seismic, and other geological, geographical, and geophysical data. Requires Java.
   http://atlas.geo.cornell.edu/webmap/

» Expedia Maps
   Offers searchable listing in the United States and Europe by address and driving directions.
   http://maps.expedia.com/

» Fallingrain Global Gazetteer
   Look up countries, cities, and airports and obtain topographic maps, weather data, and selected satellite imagery.
   http://www.fallingrain.com/world/

» 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/

» Great Circle Mapper
   Shows great circle path between specified points on the globe with an aviation focus.
   http://gc.kls2.com/

» Map Up
   Provides continental, oceanic, and country-specific maps, followed by geopolitical analysis.
   http://mapup.com/

» MapQuest
   Find directions for and explore towns and cities worldwide. Display addresses on a map, view nearby businesses, get driving directions and maps, and plan a trip with city information. Also includes aerial photographs of selected areas.
   http://www.mapquest.com/

» Maporama
   Generates maps for a desired address or point of interest. Output is also viewable on handheld computers.
   http://world.maporama.com/

» Maps of World
   Online maps showing countries of the world and continents. Too wide for smaller monitors.
   http://www.mapsofworld.com/

» Multimap
   Global mapping service including street maps of Europe, North America and Australia.
   http://www.multimap.com/

» National Atlas of the United States
   U.S. government map portal providing access to many government branches including USGS, Census, U.S. Forest Service, NOAA, National Park Service and others.
   http://www.nationalatlas.gov/

» Planet Observer
   Displays country and ocean maps, followed by demographic data on each reviewed area.
   http://www.maps4free.com/

» Readmap Project
   Online maps collection with political and economical overview of each country.
   http://www.readmap.com/

» Shaded Relief Map of the World
   Interactive global map, including topographic relief, satellite imagery, and political information. Includes place finder.
   http://www.shaded-relief.com

» TerraFly
   Searchable aerial views of cities and towns in the United States.
   http://www.terrafly.com/

» TerraServer
   View maps and aerial photos of various parts of the Earth.
   http://terraserver.microsoft.com/

» United Nations: Cartographic Section
   General country and special issues maps.
   http://www.un.org/Depts/Cartographic/english/htmain.htm

» United States Library of Congress Map Collections
   Top-level categories include cities and towns, cultural, landscapes, conservation and environment, military battles and campaigns, discovery and exploration, transportation and communication. Searchable by keyword, location, creator, subject, and title.
   http://memory.loc.gov/ammem/gmdhtml/

» Windows Live Local
   Combines online mapping and local search, uses a scratch pad to take notes, and allows to search questions around the United States in a geographical context.
   http://intl.local.live.com/

» World Atlas
   Get maps and relevant information about every country, every U.S. state and dozens of major American cities.
   http://reference.aol.com/atlas

» Worldmapper
   A collection of world maps, where territories are re-sized on according to the subject of interest.
   http://www.worldmapper.org/