This was the first time my wife had been to DC. I wanted to find a tour that wasn't a huge bus load of people and that provided comfortable riding conditions. Plus, i wanted it to cover the key highlights that most any tourist would want to see. This Tour did not disappoint. Even for me (who has been to DC many times) the tour provided great information, and made the perfect amount of stops, provided ample time for photos and walking around. I highly recommend, if you are seeking a highlight tour. The four hours was plenty for us and it provided the information we wanted to choose where she wanted to go back and spend more time.