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List of GIS data sources. This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.
The Official Units of the National Park System of the United States is the collection of physical properties owned or administered by the National Park Service. As of August 2024, there are 431 official units of the National Park System; [1] however, this number can be misleading. For example, Denali National Park and Preserve are counted as ...
The state with the most national parks is California with nine, followed by Alaska with eight, Utah with five, and Colorado with four. The largest national park is Wrangell–St. Elias in Alaska: at over 8 million acres (32,375 km 2), it is larger than each of the nine smallest states.
A geographic information system (GIS) consists of integrated computer hardware and software that store, manage, analyze, edit, output, and visualize geographic data. [ 1 ][ 2 ] Much of this often happens within a spatial database; however, this is not essential to meet the definition of a GIS. [ 1 ] In a broader sense, one may consider such a ...
It reaches its highest point at Kuwohi. Skyline Drive map and profile – Skyline Drive runs the length of Shenandoah. PCT Elevation Profiles – The Pacific Crest Trail goes through seven national parks. North Cascades – Washington section K. Mount Rainier – Washington section I. Crater Lake – Oregon section C.
The United States Park Police (USPP) is the oldest uniformed federal law enforcement agency in the United States. It functions as a full service law enforcement agency with responsibilities and jurisdiction in those NPS areas primarily located in the Washington, D.C. Parks, San Francisco, and New York City Parks areas.
Great Smoky Mountains National Park is a national park of the United States in the southeast, with parts in North Carolina and Tennessee. The park straddles the ridgeline of the Great Smoky Mountains, part of the Blue Ridge Mountains, which are a division of the larger Appalachian Mountain chain. The park contains some of the highest mountains ...
National Park System units are found in all 50 states, the District of Columbia, and the U.S. territories of Guam, American Samoa, the U.S. Virgin Islands, and Puerto Rico. The territory of the Northern Mariana Islands has an affiliated area but not an official NPS unit.