third place among the most-visited city destinations in the European Union.
Berlin is among the top three convention cities in the world and is home to Europe's biggest convention center, the Internationales Congress Centrum (ICC). Several large-scale trade fairs like the IFA, Gr�ne Woche ("Green Week"), InnoTrans, Artforum and the ITB are held annually in the city, attracting a significant number of business visitors.
Industries that do business in the creative arts and entertainment are an important and sizable sector of the economy of Berlin. The creative arts sector comprises music, film, advertising, architecture, art, design, fashion, performing arts, publishing, R&D, software, TV, radio, and video games. Around 22,600 creative enterprises, predominantly SMEs, generated over 18,6 billion Euro in total revenue. Berlin's creative industries have contributed an estimated 20% of Berlin's gross domestic product in 2005.
Berlin's transportation infrastructure is highly complex, providing a diverse range of urban mobility. A total of 979 bridges cross 197 kilometers of inner-city waterways, 5,334 kilometers (3,314 mi) of roads run through Berlin, of which 73 kilometers (45 mi) are motorways ("Autobahn"). In 2006, 1.416 million motor vehicles were registered in the city. With 358 cars per 1000 residents in 2008 (570/1000 in Germany), Berlin as a German state and as a major European city has one of the lowest numbers of cars per capita.
Long-distance rail lines connect Berlin with all of the major cities of Germany and with many cities in neighboring European countries. Regional rail lines provide access to the surrounding regions of Brandenburg and to the Baltic Sea. The Berlin Hauptbahnhof is the largest grade-separated rail station in Europe. Deutsche Bahn runs trains to domestic destinations like Hamburg, Munich, Cologne and others. It also runs an airport express rail service, as well as trains to several international destinations
