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1. 1:1,000,000-Scale County Boundaries of the United States, 2014

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.).

2. 1:1,000,000-Scale National Wilderness Preservation System of the United States, 2014

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.

3. 1:1,000,000-Scale State Boundaries of the United States, 2014

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.

4. 1:1,000,000-Scale Waterbodies and Wetlands of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile represents waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was produc... Geological Survey (U.S.).

5. Global Map: 1:1,000,000-Scale Inland Water Areas of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile includes Global Map data showing waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. Th... Geological Survey (U.S.).

6. Global Map: 1:1,000,000-Scale Political Areas of the United States, 2014

2014. National Atlas of the United States. This polygon shapefile includes Global Map data showing the counties and equivalent entities of the United States, Puerto Rico, and the U.S. Virgin... National Atlas of the United States.