• Puzzle round trip for the whole family.
  • Unique countryside on Lake Biel.
  • 20% discount on the journey to Biel and back and on the puzzle trail.


Everything has changed since the last wine festival. The golden key of Ligerz has disappeared without a trace.

Immerse yourself in a story full of adventure and solve tricky puzzles. On foot, by boat, train and “vinifuni” funicular, follow the tracks of the missing key.

Further content

SBB Contact Center

For timetable and ticket information, contact 0848 44 66 88Link opens in new window.

CHF 0.08/min.

(available 24/7)