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1. Global 2G Cellular Towers, 2013

2013. Collins Bartholomew Ltd. This point shapefile contains locations of 2G mobile cellular towers around the world for 2013. The data is created from submissions made directly ... Collins Bartholomew Ltd.

2. Global 3G Cellular Towers, 2013

2013. Collins Bartholomew Ltd. This point shapefile contains locations of 3G mobile cellular towers around the world for 2013. The data is created from submissions made directly ... Collins Bartholomew Ltd.

3. Global 4G Cellular Towers, 2013

2009. Collins Bartholomew Ltd. This point shapefile contains locations of 4G mobile cellular towers around the world for 2013. The data is created from submissions made directly ... Collins Bartholomew Ltd.

4. Heat Flow, Terrestrial, 1939-2010

1939. International Heat Flow Commission, International Association of Seismology and Physics of the Earth's Interior, and Oklahoma State University. Department of Geography. Cartography Service. This point shapefile contains heat flow data for terrestrial areas compiled from sources dating from 1939 to 2010. Heat flow is a measure of heat l... International Heat Flow Commission.

5. World Administrative Level 0 Labels, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts label points for countries. These data are represented at 1:10,000,000 scale. This layer is part of the Natural Earth ... North American Cartographic Information Society.

6. World Administrative Level 1 Detailed Labels, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts label points that identify locations of states and provinces with greater detail than the admin_1_label_points layer. ... North American Cartographic Information Society.

7. World Administrative Level 1 Labels, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts label points that identify locations of states and provinces. These data are represented at 1:10,000,000 scale. This l... North American Cartographic Information Society.

8. World Airports, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts airports worldwide, including terminal, parking, ramp and runway locations ordered best to worst. Locations could be u... North American Cartographic Information Society.

9. World Airports, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts airports worldwide, including terminal, parking, ramp and runway locations ordered best to worst. Locations could be u... North American Cartographic Information Society.

10. World Airports, 2013

2013. DeLorme Publishing Company and Environmental Systems Research Institute (Redlands, Calif.). This point shapefile represents the airport locations of the world at 1:250,000 scale. This layer is part of the 2014 ESRI Data and Maps collection... Environmental Systems Research Institute (Redlands, Calif.).