Explore some of Seoul's top sights on a single deck bus with this hop-on hop-off tour. With a bus coming every 40 minutes, hop off and check out a location and never have to wait long to head to the next. Included is an international voice guidance system that will provide information about every stop along the way in 12 languages. Buses run starting from 9:30am until 6:20pm with the last bus leaving the departure point at 4:50pm.