Chicago City Hop-on Hop-off Tour. On a Chicago hop-on hop-off tour, you can enjoy easy transportation around the city to see the sights that interest you most at your own pace. Select the pass you want when booking, and create your own itinerary in Chicago to check out attractions such as the Michigan Avenue, Navy Pier and Millennium Park. Hop off and on the double-decker bus whenever you wish, and listen to narration about the city on board. Book with us and Save 16%! Chicago City Hop-on Hop-off Tour.