Explore Vienna's top attractions & cursed landmarks while discovering local scary stories on this unique Vienna walking tour. All with the help of your smartphone and an exclusive mobile app.Download Questo, the gamified travel app, that will take you on an exciting exploration game where you'll visit St. Stephen's Cathedral, Hofburg and the Imperial Apartments, The House of the Blood Countess, the Minoriten Crypt and many more. Along the way, you'll solve clues, find out exciting horror stories and have fun.On this Vienna walking tour, discover the imprisoned souls, the spirits and the mysterious skeletons of the city. Can you handle it?Each clue you solve will lead you from one place to another, giving you exact directions, so you won’t need a map, a GPS or a guide. When you solve it and guess the answer, the secret story of that place is unlocked.P.S.: After you buy the tour, you will receive an access code that you can to unlock this quest inside the Questo app.