Also known as The Great Synagogue or Tabakgasse Synagogue, Dohány Street Synagogue was built in 1859. It's located in Erzsébetváros, in Budapest's 7th district. The synagogue boasts elements of both Romantic and Moorish architecture and is also home to the Hungarian Jewish Museum and the Holocaust Memorial Room. This magnificent synagogue, seating 3,000 people, is the biggest in Europe and the second biggest in the world.