This tour is perhaps best suited for people who are visiting Boston for the first time or a short time, and want to get their bearings quickly. Beyond that, I found it a bit light on real insight. The guide was pleasant and quite funny at times, but when I later passed some of the other trolley tours in the street, I could hear that they were getting a lot more information and their route also seemed more comprehensive too. Maybe worth paying a little more for that. This tour also seemed to skirt around certain landmarks in a bit of a 'too bad you missed that' kind of way - the driver alluded to where sights were, but the bus was sailing past without stopping so it was hard to know for sure which buildings he was talking about. I didn't tip.