The square in the middle of Krakow old town is vast, with many restaurants on every side of it and in the middle by the cloth workers hall, which also hides three interesting sites, a covered market at street level, an art gallery up stairs, and hidden in the basement an amazing museum, the Rynek Underground Museum showing the layers oh history underneath the present square. Some of the restaurants in the square have jazz playing, at least at night, one offered concerts of Chopin’s music....