Hamburg is the second largest city in Germany and along with Hamburg Harbour, its principal port, Hamburg is also the second largest port city in Europe, ninth largest port in the world, and the most populous city in the European Union which is not a national capital. Hamburg's facilities range from the Kunsthalle Art Museum and the State Opera to music clubs on the Reeperbahn.Hamburg boasts 31 theatres, 6 music halls, 10 cabarets and 50 state and private museums. Of the 4,000 restaurants, 2,400 offer foreign cuisine.