Wolli and the climate detectives

Who can solve the riddles relating to the missing glacier fleas?

Is your family able to solve the seven riddles relating to the missing glacier fleas? Download the app and get your map and binoculars at the Zermatt Tourism Office and start the adventure "Wolli and the climate detectives".

Solve the riddles of Wolli and his friends at seven stations. Even the journey on the Gornergrat Bahn is enigmatic. After an impressive visit to the viewing platform, the train returns to Rotenboden from where the hike to Riffelberg starts. The puzzles make the hike fun even for the kids.

The stations

  1. Gornergrat Bahn

  2. Viewing platform Gornergrat

  3. Rotenboden station

  4. Between Rotenboden and Riffelsee lake

  5. Riffelsee

  6. Between Riffelsee lake and Riffelberg

  7. Riffelberg station

Will the young climate detectives succeed in cracking the code to the treasure chest after their return to the village?

The details

  • The audio adventure can be listened to for free via the izi.TRAVEL app. (Instruction see download on the left)

  • If required, a binocular can be borrowed from Zermatt Tourism for a deposit of CHF 20.

  • Listen and discover: The hike takes approx. 120 minutes, the listening time is approx. 45 minutes.

  • Solve puzzles as you go and pick up the surprise at Zermatt Tourism. (The flyer is required for this)


Participation on the climate audio trail is, in principle, free. However every family member will require a train ticket for the Gornergrat Bahn. Children aged up to 6 years travel free and children with a Junior or Grandchild travelcard who are accompanied by a parent or grandparent can also board at no charge.

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