Take a walk back in time and wander through the complex street labyrinths of the Old Town. Even today, there’s a piece of magical history at every corner, waiting to shroud its travelers into the ancient stories and rituals from the times when Prague was the World Capital of Alchemy and the Dark Arts. Questo is a platform for city exploration games created by locals. Get ready to explore Prague by playing quests and solving challenges. You only need a charged mobile phone to start the adventure and discover new places and stories. The app will lead you through the city and set a mysterious context for the game. Following your great uncle’s death, you came to Prague to collect a mysterious inheritance. He has always been a quirky figure in your family, known for his wacky astronomical predictions and gold experiments that ended in explosions in the family house. With a letter from your great uncle in your pocket, you start your journey... Will his clues lead you to the immense wealth he was always talking about? Or is your inheritance just a product of an old man’s confused imagination?