Vienna Self-Guided Smartphone Scavenger Hunt

- Uncover lesser known scandals and stories around Vienna as you solve location-based puzzles, with access valid anytime over a full 12 months. - Start when it suits you on a self-guided rally, open it on your smartphone without downloading an app, then follow the 2 km route puzzle by puzzle. - Crack interactive puzzles and search for on-site clues that unlock scientifically researched fun facts about Vienna at each stage of the route. - Play solo, as a couple or in teams that race each other, and turn a date, family outing or birthday into a shared city challenge with stories.