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. Geological Survey (U.S.). This polygon shapefile contains the county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands, by showing the counties as ar... Geological Survey (U.S.).
2014. Geological Survey (U.S.). This polygon shapefile contains the county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. This layer was derived from t... Geological Survey (U.S.).
2014. Geological Survey (U.S.). This polygon shapefile contains the boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was created by extract... Geological Survey (U.S.).
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.
2014. National Atlas of the United States. This polygon shapefile portrays the state boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was created by e... National Atlas of the United States.
2014. This point shapefile contains locations of 2G mobile cellular towers around the world for 2014. The data is created from submissions made directly ... Collins Bartholomew Ltd.
2014. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2014. The data is created... Collins Bartholomew Ltd.
2014. This point shapefile contains locations of 3G mobile cellular towers around the world for 2014. The data is created from submissions made directly ... Collins Bartholomew Ltd.
2014. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2014. The data is created... Collins Bartholomew Ltd.