Cologne is the fourth largest city in Germany and dates back to Roman times making it one of the oldest cities as well in Germany. There are many Roman archaeological sites around the city that your can visit with Car Hire Cologne Airport. The University of Cologne is one of the oldest universities in Europe and the city is also home to a vibrant arts scene. The city has an excellent array of historical buildings, shops and a very good nightlife that makes it a very popular place to visit. Whatever you are looking for in your holiday, you can be sure to find it in this fascinating city on the banks of the River Rhine in your Car Hire Cologne Airport vehicle.