Transport in Cologne have legal rights to dig in all future building sites within the medieval city limits before all heavy construction machinery. Currently the average cruising speed is 26.6 kilometers per hour (2006). The Rhine-Ruhr S-Bahn has 5 lines which cross Cologne.The S13/S19 runs 24/7 between Cologne Hbf and Cologne/Bonn Flaughafen. Cologne Ports (HGK) is one of the largest operators for inland ports in Germany. Ports include Deutz, Godorf, Mülheim and Niehl I and II. The name of Cologne's international Airport is Konrad-Adenauer-Flughafen. It is shared with the neighbouring city of Bonn (Cologne/Bonn Region). It's the sixth largest airport in Germany while
Cologne School of Painting Cologne School of Painting The term Cologne School of Painting was first applied in the 19th century to describe old German paintings generally. It subsequently came to refer more specifically to painters who had their workshops in medieval Cologne and the lower-Rhine region from about 1300 to 1550 (; ). Initially smaller altarpieces such as the Klaren Altar in the Cologne Cathedral from about 1360–70 were created, based on book paintings from around the year 1300 . The mid-15th century is the high-point of this school, when Stefan Lochner (active 1442–1451) created the "Altar of the City Patrons", which is