Amsterdam is the capital and most populous municipality of the Kingdom of the Netherlands. Its status as the capital is mandated by the Constitution of the Netherlands.
Budapest is the capital and most populous city of Hungary, one of the largest cities in the European Union and sometimes described as the primate city of Hungary.
Hamburg officially Freie und Hansestadt Hamburg is the second largest city in Germany and the eighth largest city in the European Union.
London is the capital and most populous city of England and the United Kingdom. Standing on the River Thames in the south east of the island of Great Britain, London has been a major settlement for two millennia.
New York is a state in the northeastern United States, and is the 27th-most extensive, fourth-most populous, and seventh-most densely populated U.S. state.
Rotterdam is a city in the Netherlands, located in South Holland, within the Rhine–Meuse–Scheldt river delta at the North Sea. Its history goes back to 1270.
Sydney is the state capital of New South Wales and the most populous city in Australia and Oceania. Located on Australia’s east coast, the metropolis surrounds the world’s largest natural harbour.