One thing that has not changed in Prague is that the city is absolutely beautiful. It was the location for the filming of the movie Amadeus, and once you visit there, you know why. Prague has some of the best example of Baroque architecture anywhere in Europe. In fact, there's too many pictures to show on a blog, so I found a web hosting site just for photos - click on the links for Prague's architecture, sculpture, or interesting front doors.
But in the meantime, here's a pretty typical example of a buildings detail that is found pretty much all around the old part of the city.