Budapest is one of the most visited cities in the world and is a hub of music, culture, architecture, education and so on. It's history - Turkish occupation, Austria-Hungary, Lajos Kossuth, Revolution of 1956 - all were influenced by the map.
From the spas and baths to the bridges, the musical influence (Liszt, Bartok, etc.) to other notable citizens (Houdini, Rubik, etc.) Budapest is a fascinating city.