The Cologne city railway operated by K�lner Verkehrsbetriebe (KVB) is an extensive light rail system that is partially underground (referred to as U-Bahn) and serves Cologne and a number of neighboring cities. Nearby Bonn is linked by both the city railway and Deutsche Bahn trains, and occasional recreational boats on the Rhine. D�sseldorf is also linked by S-Bahn trains which are operated by Deutsche Bahn.
There are also frequent buses covering most of the city and surrounding suburbs, and Eurolines coaches to London via Brussels.
H�fen und G�terverkehr K�ln (Cologne Ports and Railways) (HGK) is one of the largest operators for inland ports in Germany. Ports include K�ln-Deutz, K�ln-Godorf and K�ln-Niehl I and II. K�ln-D�sseldorfer offers Rhine river cruises along the entire Rhine.
Cologne's international airport is Cologne/Bonn Airport (CGN). It is also called Konrad Adenauer Airport after Germany's first post-war Chancellor Konrad Adenauer, who was born in the city and was mayor of Cologne from 1917 until 1933. The airport is shared with the neighbouring city of Bonn. Cologne is headquarter to the European Aviation Safety Agency (EASA). The airport is also the main hub of the airline German wings
