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2012. Geological Survey (U.S.). This point shapefile includes airports in the United States, Puerto Rico and the U.S. Virgin Islands. The data were derived from an extract of the ... Geological Survey (U.S.).
2008, 2009, 2010, 2011, 2012, and 2013. County of San Mateo Information Services Department. This polygon shapefile depicts landmark features for the County of San Mateo and includes features such as civic buildings, hospitals, event venues... County of San Mateo Information Services Department.
2012. Ryan, Kevin, Ketcham, Maria, and California. Department of Transportation. This point shapefile represents military airports in California. The attributes include the airport location, function class, ownership, and the li... California. Department of Transportation.
2012. California. Department of Transportation. This point shapefile contains the locations of public use airports currently permitted by the State of California, Department of Transportation (Ca... California. Department of Transportation.