hoponhopoff
A hop-on hop-off (HOHO) tour is a sightseeing service that operates along a fixed city route with frequent stops at designated points of interest. Passengers purchase a ticket valid for a set period, commonly 24, 48, or 72 hours, and may board or alight at any stop along the route to explore at their own pace. Most HOHO services use double-decker buses, though boats and trams are also employed in some destinations.
Operations typically involve scheduled departures with multiple daily runs. A ticket allows unlimited boarding during its
History and prevalence: The modern hop-on hop-off concept has become a common feature in many tourist destinations
Advantages and criticisms: Benefits include a flexible way to see a city, a broad overview for first-time
Examples of cities where HOHO services operate include London, Paris, New York, Barcelona, Singapore, and Istanbul.