Admire pragues best known landmarks on this city sightseeing hop on hop off bus tour complete with informative audio commentary see top prague attractions including old town the vltava river and prague castle hopping on and off at any of the eight stops along the way the hop on hop off bus makes it easy to get around while giving you the freedom and flexibility to explore at your own pace enhance your experience of this remarkable city by adding a vltava river cruise and walking tours of