Mapping

    • GISsurfer
      Hits: 200

      GISsurfer Interactive Maps. This is a general purpose web map based on the free open-source Leaflet map API (Application Program Interface). In addition to the standard web map features such as search, geolocation and saving your own custom map links.

    • GMapTool
      Hits: 142

      This site is dedicated to fans and users of GPS.

    • Libre Map Project (Defunct, but archived)
      Hits: 288

      The purpose of the Libre Map Project is to aggregate and make digital maps and related GIS data available for Free.

       

    • Magnetic Declination
      Hits: 120

      Did you know that magnetic compass does not always point to North? Actually, there are only a few locations on Earth where it points exactly to the True (geographic) North. The direction in which the compass needle points is known as Magnetic North, and the angle between Magnetic North and the True North direction is called magnetic declination.

    • MapTools
      Hits: 132

      MapTools is the world's leading manufacturer of coordinate plotting tools. Our products are in daily use by many federal, state, and local land management agencies, along with military, law enforcement, and search and rescue teams around the world.

    • MyTopo
      Hits: 147

      Custom printed navigation-ready map products for professional and recreational topographic map users.

    • National Geographic Free USGS PDF Quads
      Hits: 182

      National Geographic is allowing everyone to easily download any USGS 7.5 minute topo map in the continental U.S. as a multi-page PDF that can be printed on letter size paper on any printer. Larger map.

    • NOAA Magnetic Declination Estimated Value
      Hits: 175

      Calculate magnetic declination for a given area.

    • OpenStreetMap
      Hits: 164

      OpenStreetMap is built by a community of mappers that contribute and maintain data about roads, trails, cafés, railway stations, and much more, all over the world.

    • OpenStreetMap: Free maps for Garmin brand GPS devices
      Hits: 139

      The goal of this website is to advance the OpenStreetMap project by providing free worldwide Garmin maps based upon OpenStreetMap data. I hope that people who appreciate this website will choose to contribute to the OpenStreetMap project to improve their own experience and make the opensource world map even better.

    • The USGS Store
      Hits: 282

       Here you can find maps, Federal Recreation passes, scientific reports, educational materials, and much more!

    • USGS: The National Map - Data Delivery
      Hits: 1316

      This site provides applications and web map services for "Topographic Information for the Nation". This information includes topographic maps and geographic information system (GIS) data for elevation, hydrography, watersheds, geographic names, orthoimagery, governmental units/boundaries, transportation, and land cover.

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