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Online collection of all digital USGS 1:24K scale topographic maps (as well as various other GIS data) covering the United States, available as a free download. NPScape United States Department of the Interior National Park Service NPScape is a landscape dynamics monitoring project that provides landscape-level data, tools, and evaluations for ...
The Philippines' National Mapping and Resource Information Authority (Filipino: Pambansang Pangasiwaan sa Pagmamapa at Dulugang Kaalaman), abbreviated as NAMRIA, is an agency of the Philippine government under the Department of Environment and Natural Resources responsible for providing the public with mapmaking services and acting as the central mapping agency, depository, and distribution ...
USGS Maps. Every USGS topographic map available for free download from the Internet Archive. OpenStreetMap - CC-BY-SA 2.0 vector map data collected by GPS; The Map Library - Maps for Central America and Africa. Tag with commons:Template:PD-MapLibrary (talk, backlinks, edit) GinkgoMaps - Free Digital Maps published under the CC-by Licence
Mount Guiwan is a mountain in the Sierra Madre range in Alfonso Castañeda, Nueva Vizcaya, Philippines.It is probably the highest peak of Sierra Madre mountain range with a height of 1,915 metres (6,283 ft) above sea level according to NAMRIA topographic map.
including Topographic Map Series in different map scales France: Institut national de l'information géographique et forestière (IGN) National Institute of Geographic and Forest Information (IGN) ign.fr: Géoportail: Germany: Bundesamt für Kartographie und Geodäsie (BKG) Federal Agency for Cartography and Geodesy: bkg.bund.de: Geoportal.de
The 2003 press release of the partnership said that 300 million maps had been served from 1999 to 2003. [2] TopoZone was one of the first topographic mapping site on the web, providing visitors with free viewing and printing of the full set of United States Geological Survey topographic maps covering the entire United States.
OpenStreetMap (abbreviated OSM) is a free, open map database updated and maintained by a community of volunteers via open collaboration. [4] Contributors collect data from surveys, trace from aerial photo imagery or satellite imagery, and import from other freely licensed geodata sources.
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.