Discover the "City of Roads" and its secrets! Staying in the European capital or living there for a long time? Let yourself be surprised through this unusual treasure hunt. From Petite France to the Cathedral, passing through the most typical streets of the center, the different points of the route will appear on the map of your smartphone. Your mission? Get as many points as possible! Answer unusual and sometimes timed questions about Alsatian world records, the trades of yesteryear that gave the streets their beautiful names, or the unusual news of the region. But that's not all: at the same time, take up challenges (photos and videos) of all kinds on your itinerary in order to keep an unforgettable memory of your visit to the city of storks. Observation and audacity will also be required...! You are free to carry out the steps and challenges in the order of your choice. The only thing you need? A smartphone (and your good mood)!