If you are travelling to prague - dont get caught out on the funicular tram 
(which takes you up to the top of petrin hill) the ride is only 20 
cents/pence of czech money. We went up on the tram and enjoyed the views etc 
on the petrin hill and wandered around while our ticket ran over the allowed 
75 mins .... but hey no problem, we will just buy another ...WRONG !! .. if 
your ticket runs over the 75 mins, they FINE you 500 K each (around