Discover the beautiful city of oxford with a city sightseeing hop on hop off bus tour an easy and convenient way to travel between sights your ticket offers unlimited travel for 24 or 48 hours see iconic university of oxford buildings such as christ church college and bodleian library both of which were featured in several harry potter films as well as heritage sights like oxford castle enjoy entertaining audio commentary panoramic views and the freedom to hop on and off at any of the 20