Cologne Bonn Airport (German: Flughafen Köln/Bonn, also known as Flughafen Köln-Wahn) (IATA: CGN, ICAO: EDDK) is the international airport of Germany's fourth largest city, Cologne and also serves the former German capital, Bonn. With close to 9.3 million passengers passing through it in 2012, it is the seventh largest passenger airport in Germany and also the second largest in terms of cargo operations. As of March 2015, Cologne Bonn Airport features 115 passenger destinations in 35 countries.