CityRiddler GmbH
CityRiddler offers interactive, self-guided city tours that combine sightseeing with riddles and city exploration. Participants discover the city at their own pace, solving clues and uncovering hidden spots along the way.
Special offers for you
Exclusive discounts — only with your Tourist card
-20%
-20% Plus
Premium Explorer Exclusive - Save 20%
Premium subscribers enjoy a massive 20% off on our signature mystery tours. Dive deeper into the city's enigmatic past with this exclusive offer.
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-5%
-5%
Unlock the City - 5% Off
Enjoy a 5% discount on all our city exploration tours. Discover hidden gems and local secrets with CityRiddler's expertly guided adventures.
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Service area
🇦🇹Austria—Vienna
CityRiddler GmbH
On Tourist since 2026