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
Ruhr from over 140 different countries. Almost all their descendants today speak German as a first language, and for various reasons, they do not identify with their Polish roots and traditions, often their Polish family names only remain as a sign of their past. The Industrial Heritage Trail () links tourist attractions related to the European Route of Industrial Heritage in the Ruhr area. Ruhr is known for its numerous cultural institutions, many of which enjoy international reputation. Ruhr has three major opera houses and more than 10 theaters and stages. There are special classical music halls like the Bochumer Symphoniker,