Holders of an adult, reduced-price or family ticket 1 or 2 receive the same ticket with a 50% discount on the price valid there upon presentation of this ticket at the cash desk of a second house of the LÜBECKER MUSEEN. This discount possibility is valid 3 days after purchase of the first card, calculated from the date of issue. This regulation does not apply to the Katharinenkirche, the Industrial Museum Geschichtswerkstatt Herrenwyk, the Museumsquartier St. Annen and the European Hanseatic Museum.