Thoroughly enjoyed this tour with one exception. When we booked our tour, we paid extra for priority seating (in the first three rows of the bus). Because the weather temps were in the 20s and the fact we had priority seating, we arrived about 5 minutes before tour time. When we boarded the bus, all priority seats were taken and only a few seats remained on the bus. The tour guide said, “oops, sorry, they must have oversold the priority seats.” So not only did we not get our priority seats up front, our group of four also did not get to sit together. Beware if you pay for priority seating, you still need to get in line early as it’s still first come, first served.