The city tour is a disaster. Noisy, the passenger cars were very warm from sitting in the sun with…read morethe windows closed . The only ventilation is to open the windows and hope for higher speeds. The cars are narrow and rock a lot over the cobblestone streets. We were both quite seasick from the trip. The audio is simplistic. The most interesting parts of the trip were not slotted enough time. . The seats are upholstered flat boards. Each seat for two was wide enough for one and one half persons. I could go on, but any walking tour, even self-guided would be infinitely better.