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  2. National Geographic TOPO! maps find their way to Magellan ...

    www.aol.com/news/2012-05-09-national-geographic...

    If you're more about the mountainous views, than Mountain View, then you might be pleased to hear that Magellan is bringing National Geographic's TOPO! maps to its eXplorist range of outdoor GPS ...

  3. List of national mapping agencies - Wikipedia

    en.wikipedia.org/wiki/List_of_national_mapping...

    National Mapping and Resource Information Authority: namria.gov.ph: Philippine geoportal: Qatar: Qatari Center for Geographic Information Systems (QCGIS) gisqatar.org.qa Archived 2016-07-01 at the Wayback Machine: Republic of Korea: National Geographic Information Institute: ngii.go.kr: Russia

  4. United States National Grid - Wikipedia

    en.wikipedia.org/wiki/United_States_National_Grid

    The United States National Grid (USNG) is a multi-purpose location system of grid references used in the United States.It provides a nationally consistent "language of location", optimized for local applications, in a compact, user friendly format.

  5. Topographic map - Wikipedia

    en.wikipedia.org/wiki/Topographic_map

    Topographic maps are also commonly called contour maps or topo maps. In the United States, where the primary national series is organized by a strict 7.5-minute grid, they are often called or quads or quadrangles. Topographic maps conventionally show topography, or land contours, by means of contour lines.

  6. National Center for Geographic Information and Analysis

    en.wikipedia.org/wiki/National_Center_for...

    The National Center for Geographic Information and Analysis (NCGIA) was founded in 1988 and hosted at three member campuses: The University of California, Santa Barbara; the State University of New York at Buffalo; and the University of Maine. The center was founded after receiving a $5 million grant from the National Science Foundation. Ron ...

  7. The National Map - Wikipedia

    en.wikipedia.org/wiki/The_National_Map

    The National Map is a significant contribution to the U.S. National Spatial Data Infrastructure (NSDI) from the Federal Geographic Data Committee (FGDC) and currently is being transformed to better serve the geospatial community by providing high quality, integrated geospatial data and improved products and services including new generation ...

  8. National Topographic System - Wikipedia

    en.wikipedia.org/wiki/National_Topographic_System

    The National Topographic System or NTS is the system used by Natural Resources Canada for providing general purpose topographic maps of the country. NTS maps are available in a variety of scales, the standard being 1:50,000 and 1:250,000 scales. [ 1 ]

  9. Geographic Names Information System - Wikipedia

    en.wikipedia.org/wiki/Geographic_Names...

    The National Geographic Names database (NGNDB [1] hereafter) was originally 57 computer files, one for each state and territory of the United States (except Alaska which got two) plus one for the District of Columbia. [13] The second Alaska file was an earlier database, the Dictionary of Alaska Place Names that had been compiled by the USGS in ...