Discover Trier, one of Germany’s oldest cities, at your leisure on an unlimited 1 day hop-on hop-off bus tour! The double-decker tour enables you to tailor your journey to your own interests, hopping on and off as often as you want within the given time, and spending more time at the places that suit you better. Hear about the key landmarks from the audio tour commentary, and pay visits to Konstantin Basilika, Karl Marx Haus and Trier Roman Amphitheater, among many other fabulous hot-spots. You'll also have the benefit of seeing all of this with 360 degree views from the open-top deck.