Cluj-Napoca is a city in the northwest of Romania and the unofficial capital of the Transylvania region. It is a university center with a vibrant nightlife and monuments from the time of the Hungarian and Saxon rule. In the heart of the city, on the Unirii Square, stands the Gothic Cathedral of St. Michael and an impressive monument to King Matthias Corvin, who ruled in the 15th century. The building of the Banffi Baroque Palace now houses the Museum of Romanian Art. The population of the city is 320,000 people.