Mapping Links

Contact gis@appalachiantrail.org with questions or to suggest a link. See Guidebooks and Maps for information about hiking maps, guidebooks, and other resources for planning a hike.

Appalachian Trail mapping resources

• Appalachian Trail GIS and GPS data. Includes the A.T. footpath "centerline" location, other digital geographic layers, and A.T. shelter waypoint data.
• Appalachian National Scenic Trail Park Map (PDF). From the National Park Service.
• Appalachian Trail USGS 7.5-Minute Quadrangle List (PDF). A list of the 250 quad maps covering the A.T.

Topographic map information

• U.S. Geological Survey Topographic Maps. Includes ordering information.
• DeLorme. 1:150,000 scale atlas and gazetteers, available for all states.
• Topographic Map Symbols. Guide to USGS topographic map symbols.
• Topographic Map Landforms. Guide to USGS topographic map landforms.
• Geographic Names Information System. Information about almost 2 million U.S. physical and cultural geographic features, from the USGS.

Interactive topographic maps

Interactive topographic maps let you enter a place name or geographic coordinate and see the location on the appropriate topo map.

• TopoZone.
• MapTech MapServer.
• Microsoft Terraserver.
• Topo! Interactive Maps. Create your own custom map on waterproof paper.
• LostOutdoors.com. Upload your GPS waypoints to create a map.

Geographic Information Systems (GIS)

• GIS.com. Links to free software, data, training, news.
• GIS Data Depot. Includes USGS digital topographic maps (Digital Raster Graphs—DRG), Digital Elevation Models (DEM), Census TIGER files, Wireless data.
• Center for Advanced Spatial Technologies. The University of Arkansas' guide to U.S. geospatial and attribute data.

Global Positioning Systems (GPS)

• All About GPS. The Trimble corporation's online tutorial on GPS.
• GPS Nuts. Practical guidance, tips, equipment and software reviews from GPS users.
• Joe Mehaffey and Jack Yeazel's GPS Information Web site. Tips, equipment and software reviews, other GPS information.

State GIS data