Rhine-Ruhr transportation from any point in the Rhine Ruhr area to the venue and return. Duisburg Port (Duisport) and Dortmund Port are large industrial inland ports and serve as hubs along the Rhine and the German inland water transport system. The region is host to numerous large events, comprising fun fairs and cultural events like the Cologne and Düsseldorf carnivals (carnival is however a public event in almost all cities and towns of the area), the Cologne Comedy Festival, Ruhrfestspiele Recklinghausen, and the RuhrTriennale, as well as gamescom and other trade fairs at koelnmesse—Cologne Trade Fair and Messe Düsseldorf; and Essen
Rhine-Ruhr is characterized by having the warmest winters in Germany, especially its western part at the Lower Rhine area. Classified by Köppen-Geiger climate classification to be oceanic (Cfb). The area has four international commercial airports, and multiple smaller aerodromes for general aviation. North Rhine-Westphalia has the densest network of Autobahns in Germany. The rail, S-Bahn, U-Bahn and bus companies are administered through a consortium of local and regional transport lines, the "Verkehrsverbund Rhein-Ruhr". It offers a rapid transit system which interconnects all cities and their respective local buses, trams, U- and S-Bahn systems, partly under the umbrella of Deutsche Bahn. Their