2014. National Atlas of the United States. This line shapefile includes Global Map data showing the coastline of the United States, Puerto Rico, and the U.S. Virgin Islands. The United State... National Atlas of the United States.
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2014. National Atlas of the United States. This polygon shapefile consists of National Wilderness Preservation System areas of 320 acres or more, in the United States, Puerto Rico, and the U... National Atlas of the United States.
2006. National Atlas of the United States. This polygon shapefile contains federally owned or administered lands of the United States, Puerto Rico, and the U.S. Virgin Islands. Only areas of... National Atlas of the United States.
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polyline shapefile depicts hydro coverages that were created using TIGER/Line 2000 shapefile data gathered from ESRI's Geography Network. The ... United States. Bureau of Transportation Statistics.
2011. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polygon shapefile depicts hydrography coverages that were created using TIGER/Line 2000 shapefile data gathered from ESRI's Geography Network.... United States. Bureau of Transportation Statistics.
2012. United States. Bureau of Transportation Statistics and Institute for Water Resources (U.S.). Navigation Data Center. This point shapefile depicts physical information on commercial facilities at the principal United States coastal, Great Lakes and inland ports. Th... United States. Bureau of Transportation Statistics.
1995. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Water Feature Areas represents the water feature areas (e.g., bays, glaciers, lakes, and swamps) of the United States. Environmental Systems Research Institute, Inc. (ESRI).
1995. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Water Feature Areas represents the water feature areas (for example, bays, glaciers, lakes, and swamps) of the United States.
1995. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Water Feature Lines represents the linear water features (e.g., aqueducts, canals, intercoastal waterways, and streams) of the ... Environmental Systems Research Institute, Inc. (ESRI).
2011. Vanderbilt Engineering Center for Transportation Operations and Research, United States. Bureau of Transportation Statistics, and Waterborne Commerce Statistics Center (U.S.). The National Waterway Network is comprised of a link database and a node database. Links are line strings, which consist of beginning and end point... United States. Bureau of Transportation Statistics.