• An activity for the whole family.
  • Discover the hidden treasures outdoors.
  • Learn while having fun.

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Discover Lausanne like a detective. During the tour, you will solve puzzles and you use the code that you find to open the treasure chest.

Take your mobile phone or pen with you to the start of the detective course at the cathedral in Lausanne where the first puzzle awaits you. The trail leads you from one puzzle to the next. You can solve them using the information provided on-site. If you solve them correctly, you can open the lock of the treasure chest and win a small prize.

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