- Altitude Profiles of Mountains - Altitude profiles of famous and unknown climbs.
- Cartographic bookmarks - Over 10,500 links to sites with and about maps.
- Color Landform Atlas of the United States - Maps include satellite information, 1895 state maps, and links to outside resources.
- Internet Resources for Physical Geography - Extensive list of links to sites pertaining to various subdisciplines of Physical Geography.
- Iowa Geological Survey Bureau, USA - Website of the Geological Survey Bureau of the Iowa Department of Natural Resources, including a Geologic Sample Database (GEOSAM)with geologic information for 35,000 locations in Iowa.
- Maps and Geography - Map machine of National Geographic
- NASA's Global Change Master Directory - A comprehensive directory of information about Earth science data, including a broad coverage of the oceans, atmosphere, hydrosphere, solid earth, biosphere and human dimensions of global change.
- Physical Geography Net Links - Guide to many Physical Geography sites
- Physical Geography on the Internet. - A wide choice of links to sites dealing with earth surface features including natural hazards.
- Physical Geography sites on Internet - Index of articles about Daylight Saving Time, the hydrologic cycle, El Nino, rivers, seasons, ice ages, and more topics in Physical Geography
- Soil and Water Conservation Society - A non-profit, scientific and educational organization of professional conservationists.
- The Distinctiveness of Geography - Systematic development of a series of definitions of various aspects and subdisciplines of Geography.
- The Six Essential Elements of Geography - What makes geography?
- USDA-Natural Resources Conservation Service - Provides links to conservation service offices in Fort Worth, Texas.
- USGS -- Water Resources of the United States - Includes information on water use, with both historical and current data.
- USGS Global Change Research Program - The U.S. Geological Survey's Global Change Research Program is an international source for ground-based and remotely sensed earth science data and information used by global change researchers and contributing to assessments of the potential effects of global change on society.
- Virtual Geography Department Project - Series of online course in geography including slide shows.
