Our Combo Savers!You can save up to 20% by adding exciting activities to your Hop-on Hop-off Berlin ticket to make your visit unforgettable. Get entrance tickets to Legoland Discovery Centre, the Berlin Dungeon, the Madame Tussauds Museum, or the Sea Life Centre. Select the optional activities you like and add them to your shopping cart online, right from this website. City Sightseeing offers you the best deals to visit Berlin. Book your tickets online today!