Toruń is one of the oldest cities in Poland. The medieval old town of Toruń is the birthplace of the astronomer Nicolaus Copernicus. In 2007 the Old Town in Toruń was added to the list of Seven Wonders of Poland. Toruń is one of the oldest and full of historical monuments cities in Poland, it is a large centre of economic life, science, culture and a popular tourist destination. Lying on the Vistula River and the southern edge of the Chelmno Land (former Teutonic order localization) the city is an 800 years old. With its Hanseatic tradition, it has for ages played a major role in the commercial relationships between Northern and Western Europe on the one hand, and the countries of Central and Eastern Europe on the other hand. National Geographic Polska rated the old town market and the Gothic town hall as one of the "30 Most Beautiful Places in the World."