Which is airport is located in German and second busiest airport in Germany and operates a dense domestic and European network as a member of Lufthansa Cityline?
Lufthansa CityLine Lufthansa CityLine GmbH is a German airline with its headquarters on the grounds of Munich Airport. It is a wholly owned subsidiary of Lufthansa and maintains hubs at Frankfurt Airport and Munich Airport, from where it operates a dense domestic and European network as a member of Lufthansa Regional. Since October 2015, it also operates some long-haul routes on behalf of its parent company.
Airport T2 station Airport T2 (Catalan: "Aeroport T2" ) is both a Rodalies de Catalunya commuter rail station and a Barcelona Metro station serving terminal complex T2 of Barcelona–El Prat Airport. They are located adjacent to the airport's terminal T2B, in the municipality of El Prat de Llobregat, to the southwest of Barcelona, in Catalonia, Spain. The Rodalies de Catalunya station is the southern terminus of the current rail link coming from El Prat de Llobregat railway station. It is operated by Renfe Operadora and is served by Barcelona commuter rail service line R2 Nord . The metro station is on the airport branch of Barcelona Metro line 9 (L9) and is operated by Transports Metropolitans de Barcelona (TMB).