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1. 1:1,000,000-Scale County Boundary Lines 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. This layer was derived from t... Geological Survey (U.S.).

2. 1:1,000,000-Scale Major Roads of the United States, 2012

2012. Geological Survey (U.S.). This map layer portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the indivi... Geological Survey (U.S.).

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

2014. Geological Survey (U.S.). This map layer shows streams of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was produced primarily from the Medium-R... Geological Survey (U.S.).

4. Airport Runways: United States and Territories, 2011

2011. United States. Bureau of Transportation Statistics and United States. Federal Aviation Administration. The Airport Runways database is a geographic dataset of runways in the United States and its Territories containing information on the physical cha... United States. Bureau of Transportation Statistics.

5. Global Map: 1:1,000,000 Major Roads, United States, 2014

2014. National Atlas of the United States. This line shapefile includes Global Map data showing the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The data are a... National Atlas of the United States.

6. Global Map: 1:1,000,000-Scale Canals and Aqueducts of the United States, 2014

2014. National Atlas of the United States. This line shapefile includes Global Map data showing the canals, aqueducts, and the Intracoastal Waterway in the United States, Puerto Rico, and th... National Atlas of the United States.

7. Global Map: 1:1,000,000-Scale Ferries of the United States, 2014

2014. National Atlas of the United States. This line shapefile includes Global Map data showing ferries on major roads in the United States and Puerto Rico. Ferries are ships that carry vehi... National Atlas of the United States.

8. Global Map: 1:1,000,000-Scale Major Roads of the United States, 2014

2014. National Atlas of the United States. This map layer portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the indivi... National Atlas of the United States.

9. Global Map: 1:1,000,000-Scale Political Boundary Lines of the United States, 2014

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

10. Global Map: 1:1,000,000-Scale Streams of the United States, 2014

2014. National Atlas of the United States. This line shapefile includes Global Map data showing streams in the United States, Puerto Rico, and the U.S. Virgin Islands. The data are a modifie... National Atlas of the United States.

11. Highways Network: Puerto Rico and United States, 2011

2011. United States. Bureau of Transportation Statistics and United States. Federal Highway Administration. This polyline shapefile depicts the National Highway Planning Network, a comprehensive network database of the United States' major highway system.... United States. Bureau of Transportation Statistics.

12. Hydrographic Features (Lines): United States and Territories, 2011

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.

13. Magnetic Field - Declination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This map layer shows isogonic lines (lines of constant declination of the Earth's magnetic field), derived from the International Geomagnetic Refer... National Atlas of the United States.

14. Magnetic Field - Horizontal Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal horizontal intensity of the Earth's magnetic field, derived from the International Geomagnetic Reference F... National Atlas of the United States.

15. Magnetic Field - Inclination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile shows isoclinic lines (lines of constant inclination of the Earth's magnetic field), derived from the International Geomagnetic Refe... National Atlas of the United States.

16. Magnetic Field - Secular Variation of the Declination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This map layer shows isoporic lines (lines of equal annual change, or secular variation, in the declination of the Earth's magnetic field), derived... National Atlas of the United States.

17. Magnetic Field - Secular Variation of the Horizontal Component of the Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal annual change (secular variation) in the horizontal component of the total field intensity of the Earth's ... National Atlas of the United States.

18. Magnetic Field - Secular Variation of the Inclination Component for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile shows lines of equal annual change (secular variation) in the inclination of the Earth's magnetic field, derived from the Internatio... National Atlas of the United States.

19. Magnetic Field - Secular Variation of the Total Field Component for the Epoch 2010.0

2010. National Geophysical Data Center. This line shapefile shows lines of equal annual change (secular variation), in the total field intensity of the Earth's magnetic field, derived fro... National Atlas of the United States.

20. Magnetic Field - Total Field Intensity for the Epoch 2010.0

2010. National Geophysical Data Center. This shapefile contains isodynamic lines (lines of equal total intensity of the Earth's magnetic field), derived from the International Geomagnetic... National Atlas of the United States.

21. Major Roads of the United States, 1972-1999

1972. Geological Survey (U.S.). This line shapefile portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the i... Geological Survey (U.S.).

22. North America (Highways, 2009)

Tele Atlas B.V. and ESRI. Environmental Systems Research Institute (Redlands, Calif.).

23. North America (Interstates, 2009)

Tele Atlas B.V. and ESRI. Environmental Systems Research Institute (Redlands, Calif.).

24. North America (Major Roads, 2009)

Environmental Systems Research Institute (Redlands, Calif.) and Tele Atlas B.V. Environmental Systems Research Institute (Redlands, Calif.).

25. North America (Minor Rivers and Creeks, 2009)

Tele Atlas B.V. and Environmental Systems Research Institute (Redlands, Calif.). Environmental Systems Research Institute (Redlands, Calif.).

26. North America (Railroads, 2009)

Tele Atlas B.V. and Environmental Systems Research Institute (Redlands, Calif.). Environmental Systems Research Institute (Redlands, Calif.).

27. North America (State Borders, 2009)

Tele Atlas B.V. and Environmental Systems Research Institute (Redlands, Calif.). Environmental Systems Research Institute (Redlands, Calif.).

28. Rail Transit Network: United States and Territories, 2013

2004. United States. Bureau of Transportation Statistics and United States. Federal Transit Administration. This polyline shapefile depicts the Fixed-Guideway Transit Network, a network database of the nation's fixed-guideway transit systems. Fixed-Guidew... United States. Bureau of Transportation Statistics.

29. United States County Boundaries, 2010

2010. Tele Atlas North America, Inc. and Environmental Systems Research Institute (Redlands, Calif.). United States County Boundaries is a line theme representing the boundary lines of the counties of the United States. ESRI.

30. United States County Boundaries, 2010-2011

2010. TomTom North America, Inc. and Environmental Systems Research Institute (Redlands, Calif.). This line shapefile represents the county boundary lines of the United States at 1:100,000 scale.This layer is part of the 2014 ESRI Data and Maps ... Environmental Systems Research Institute (Redlands, Calif.).

31. United States County Boundaries, 2012

2011. TomTom North America, Inc. and Environmental Systems Research Institute (Redlands, Calif.). United States County Boundaries is a line theme representing the boundary lines of the counties of the United States. Esri.

32. United States Major Roads, 2010

2010. Tele Atlas North America, Inc. and Economic and Social Research Institute (Reston, Va.). United States Major Roads is a polyline theme representing interstates, U.S. and state highways, major streets, and other major thoroughfares withi... ESRI.

33. United States National Atlas Water Feature Lines, 2012

1995. National Atlas of the United States and the United States Geological Survey and Environmental Systems Research Institute (Redlands, Calif.). United States National Atlas Water Feature Lines is a line theme representing the linear water features (for example, aqueducts, canals, intracoast... Esri.

34. United States National Atlas Water Feature Lines, 2012

2012. National Atlas of the United States and Environmental Systems Research Institute (Redlands, Calif.). This line shapefile represents the linear water features (for example, aqueducts, canals, intracoastal waterways, and streams) of the United States... Environmental Systems Research Institute (Redlands, Calif.).

35. United States State Boundaries, 2010

2010. Tele Atlas North America, Inc. and Economic and Social Research Institute (Reston, Va.). United States State Boundaries is a line theme representing the boundary lines of the states of the United States. ESRI.

36. United States State Boundaries, 2012

2011. TomTom North America, Inc. and Economic and Social Research Institute (Reston, Va.). United States State Boundaries is a line theme representing the boundary lines of the states of the United States. Esri.

37. U.S. County Boundaries, 2013

2011. TomTom North America, Inc. U.S. County Boundaries represents the boundary lines of the counties of the United States.

38. U.S. County Boundaries, 2015

2010. TomTom North America, Inc. and Esri. U.S. County Boundaries represents the boundary lines of the counties and county equivalents of the United States. Esri.

39. U.S. National Atlas Federal Land Lines, 2015

2015. National Atlas of the United States and the United States Geological Survey and Esri. U.S. National Atlas Federal Land Lines represents the linear federally owned or administered land features (for example, national parkways and wild... Esri.

40. U.S. National Atlas Water Feature Lines 2000

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).

41. U.S. National Atlas Water Feature Lines 2002

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).

42. U.S. National Atlas Water Feature Lines, 2012

2012. National Atlas of the United States and Esri. U.S. National Atlas Water Feature Lines represents the linear water features (for example, aqueducts, canals, intracoastal waterways, and streams) ... Esri.

43. U.S. National Atlas Water Feature Lines, 2013

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 (for example, aqueducts, canals, intracoastal waterways, and streams) ...

44. U.S. State Boundaries, 2010-2011

2010. TomTom North America, Inc. and Environmental Systems Research Institute (Redlands, Calif.). This line shapefile represents the boundary lines of the states of the United States at 1:100,000 scale. This layer is part of the 2014 ESRI Data a... Environmental Systems Research Institute (Redlands, Calif.).

45. U.S. State Boundaries, 2013

2011. TomTom North America, Inc. U.S. State Boundaries represents the boundary lines of the states of the United States.

46. Waterways Network: United States and Territories, 2011

2011. Vanderbilt Engineering Center for Transportation Operations and Research, Waterborne Commerce Statistics Center (U.S.), and United States. Bureau of Transportation Statistics. 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.