(Please report any incorrect links to this talk page): This WikiProject aims primarily to provide a consistent treatment of each human language on Wikipedia. Many languages already have extensive pages, and the systematic information on those pages is not presented in a consistent way.
Wikipedia: WikiProject Aviation/Airline destination lists: Europe#Spain; References. Great Circle Mapper: 124 Airports in Spain, reference for airport codes "ICAO Location Indicators by State" (PDF). International Civil Aviation Organization. 2006-01-12. "UN Location Codes: Spain (includes IATA codes)". UN/LOCODE 2006-2. UNECE. 2007-04-30.