Through a web app, without registration and free of charge, you will have to solve 11 riddles that are posed at different points of interest in Taüll. The starting point is around Sant Climent de Taüll church and from there you go around different places following a story and in an enjoyable and fun way to end up finding a "treasure of incalculable value".
The 1.5 km route lasts approximately 80 minutes. It is available in Catalan, Spanish, French and English and also in Ribagorçà (the lenguage of the area)