Unfortunately, I only really had two days to discover, so I did a lot of walking during the day and hit a bit of the famous nightlife as well. The music scene is positively vibrant - there's classical concerts (note the plural) every single day, even now. But I was more after some jazz at the time, so we went to highly commendable U Staré Pani and felt right at home.
For the historically minded (recent history, that is), there is a fascinating little photo exhibition with Lubos Kotek's pictures of Prague in the 1980ies up until the velvet revolution of 1989 - how different (and sad!) the mood must have been then! It seems that the city was largely under scaffolding then - without any actual work being done, though! I was wondering whether this might have been an unconscious mechanism to shield the city's inhabitants from being confronted with their great past?
Anyway, things are much better now. I took full advantage of the incredibly well stocked second hand book- & print shops. The purchase I am proudest of is the beautifully framed description of Edinburgh from Sebastian Münster's 1560 Basle edition of Das Ander Buch for a very reasonable price. Here it is: