My family and I chose the Big Bus Hop on and off Tour because it was our older son’s birthday and he wanted to be downtown for the the day. We live in the suburbs so begin downtown Chi is something different. The tour guides or directors who is at each exit and enter points are informative and respectful. All but one, who asked my family for a paper ticket when we had to leave one bus to board another (per the driver) I found it strange that she didn’t ask anyone else who reboarded but us. Luckily the new driver, said to come in because he noticed that we were with the rest of the group that was boarding the bus, not just random people trying to get a free ride. She didn’t apologize, she just stared into space. What ever! Other than that, it was a great experience.