In 1608, a powerful device known as the Astrolabe of Truth vanished in Prague. Said to reveal the secrets of the universe and the soul, it was hidden by Master Petr, a student of Tycho Brahe, to protect it from those who would misuse its power. Centuries later, its trail has resurfaced—and danger follows. In this self-guided outdoor escape game, you’ll walk through the real streets of Prague solving puzzles, uncovering secrets, and racing to find the astrolabe before it’s too late. Guided by a virtual narrator powered by AI, your phone becomes your companion as you explore historic landmarks, interact with clues using GPS and your camera, and uncover hidden layers of the city. The experience blends immersive storytelling, history, and technology into a fun and flexible adventure for curious minds and brave explorers.