There were 28 people on our bus (it does not seem like the cruise was sold-out) and most of the folks are in their 70s so... time to get on get off... and pretty much running through museums and other exhibits -?????????? not much you can do just go with the flow. (Be prepared to hear & see a lot of WWII (or as they call it The Great Patriotic War) stuff esp. since they are celebrating 65 years o