Big Bus Paris Hop-On Hop-Off Tour. Make sightseeing in the French capital easy with a Big Bus tour of Paris. Enjoy the convenience of hop-on hop-off access at any stop along the route, and soak in the views from an open-top double-decker bus. See sights like the Louvre Museum, Moulin Rouge cabaret club, Notre-Dame Cathedral and the iconic Eiffel Tower as you listen to informative audio commentary. There are two routes to choose from, with 15 stops in total around the city, and you can pair your Paris bus tour with a Seine River cruise. Choose either a 1-day or 2-day bus ticket. Book and Save 10%: Big Bus Paris Hop-On Hop-Off Tour.