Frankfurt am Main is the largest city in Hessen and the fifth largest city of Germany. Since the Medieval Ages, Frankfurt am Main has been one of the most important urban centers of Germany. Today, the city is an important international financial center and as well an important industrial, service and exhibition center. The city belongs to the list of world famous cities under economic criteria. Frankfurt am Main is the seat of many large banking houses, the stock exchange and Convention center “Messe Frankfurt”. The International Automobile Exhibition, the Frankfurt Book Fair and the Musikmesse are regarded as the world’s leading trade fairs in their respective sectors. Thanks to its central location, Frankfurt am Main is a European traffic hub. The airport is one of the largest in the world, the main railway station is a central railway junction of Germany and the Frankfurter Kreuz is the most frequented road junction in Germany. A special feature is the skyline of the city. Because of the high-rise buildings, which are among the highest in Europe, Frankfurt am Main is sometimes referred to as “Mainhattan”. Whether thrilled clubbing or relaxed dining in a bar to enjoy the evening: The nightlife of the city is versatile. Nightlife in the Main Metropolis Frankfurt is a metropolis of techno, house and dance music, which has long been internationally recognized by names like Sven Väth or Marc Spoon.