We took a tour on Memorial Day, and although the tour was augmented due to a parade, it was still a great trip. We got to see Georgetown, which we would normally not see. We sat up top, which was hot when the bus wasn't moving, but we brought along an umbrella which provided some shade and helped a lot! Definitely worth sitting up top for the views. We hopped on at the City Center stop, which worked well for our hotel's location, but I think it would be worth starting at Union Station, as that's where the tour unofficially starts. Ramaro greeted us and was helpful throughout the tour. He even gave us some hot tips for the city which was super appreciated!