Short trips (up to four stops) cost €1.30, longer ones €2.20. Day passes are €6 for one person and €9 for up to five people travelling together. Buy your tickets from the orange ticket machines at stations and aboard trams; be sure to validate them.
Driving around Cologne can be an absolute nightmare. Unless you’re careful, you could easily end up in a tunnel or on a bridge going across the Rhine. Most streets in the centre of the city are restricted to residents, so often your only option is an expensive parking garage (from €1.25 an hour).
Avis (2723 4730; Clemensstrasse 29-31) and Hertz (515 084; Bismarckstrasse 19-21) are among the international car-rental agencies that have branches at the airport and in town.
Taxis cost €2.20 at flag fall, plus €1.45 per kilometre (€1.55 between 10pm and 6am and at weekends); add another €0.50 if you order by phone (2882 or 194 10).
Rent-A-Bike (0171-629 8796; Marksmanngasse) hires out bikes for €2/10/20 per hour/day/three days and also does tours.
Radstation (139 7190; Breslauer Platz), at the Hauptbahnhof, has the same rates as Rent-A-Bike.