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The alchemist in his workshop

In the Footsteps of the Alchemist

About the Game

Follow the trail of a missing alchemist and uncover the secrets of old Prague!

In this interactive puzzle game, you will solve riddles, search for clues, and gradually unveil the mysterious story of Master Hieronymus. The game is perfect for an outdoor walk through Prague, enriched with fun challenges.

After launching the game in your web browser, you will set out to follow the footsteps of the long-lost alchemist. At each level, you will encounter a story, a task, an encrypted map, and a verification step to make sure you’re in the right place. The game will guide you through the entire plot — from the very first clues to the final cipher’s solution.

Game Details

  • Route length: 4 km

  • Estimated duration: 2–3 hours

  • Start time: During daylight hours, no later than 1 year after purchase

  • Starting point: Fountain in front of the National Museum

  • Game location: Prague – New Town

  • Language: Czech

  • Number of cipher challenges: 10

  • Number of navigation challenges: 9

  • Players: Unlimited, but for the best experience we recommend a team of 2–4 players

  • Difficulty: You will encounter tasks of varying difficulty. Some can be solved by children, others will challenge even adults. If you get stuck, you can use hints or skip the task.

  • Terrain: There are some stairs along the way, but they can be bypassed if necessary. Most of the route is flat, with a few slight inclines.

  • Requirements: A smartphone with internet connection. Paper and pencil might come in handy.

The Story

In 1619, when alchemy was not just pseudo-science but a true search for the secrets of nature and the universe, one of the greatest masters of the craft — Hieronymus of the Old Town — vanished in Prague.

It was said he was obsessed with uncovering the secret of eternal life, and that his final experiment proved fatal not only to him but also to his apprentices. All that remained were fragments of his notes, scattered across Prague. Whoever can find and piece them together may uncover a secret meant to be buried forever.

The first clue lies at the fountain in front of the museum. Hieronymus believed that water was the key to purifying both body and soul, and that the secret of life was hidden in the union of water and stone. Your task is to solve the ciphers that will lead to the revelation of his secret.

How to Play

Each level includes a map leading to a location, a position check, a piece of story, and a task to complete.

Before submitting your answer, check the format shown in the input field. Write your answer exactly in that format.

For a correct answer, you can earn up to 6 points. Each wrong answer subtracts 1 point (up to a maximum deduction of 3 points). If you need help, you can use a hint from the menu — this also subtracts 1 point.

If even with a hint you can’t solve it, you can choose to skip the task. In that case, you won’t get any points, but you can continue playing.

Your current time and score can be found in the menu. After completing the entire game, your final score will be displayed.