My husband and I took the Queen City Underground Tour on a chilly but sunny morning. Our tour guide Alex was part historian, comedian and actor; in just the right proportions! We went out of curiosity, to see what the "underground" was, and we came away with a whole lot more knowledge of the city's history than I would have expected. We'll remember what we learned too as Alex's stories were engaging and fun. The tour was 2 hours which seemed a good amount of time, got your money's worth but not too drawn out. I would definitely recommend this tour to any visitors coming our way.