'Gurken' Amidst medieval and baroque buildings, five human-sized gherkins stand tall. 5 Fingers Observation Deck A breathtaking viewing platform over the Alps. Almkanal of Salzburg The medieval network of canals hidden underneath the city is opened to explorers each year. Ampelpärchen Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest. Aqua Dome Langenfeld Visitors dip into a variety of pools of what was once ice. Bestattungsmuseum (Vienna Undertakers' Museum) Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese. 1 2 3 4 Next »