"Unravel the mystery of Chillon!" followed by a snack at the Café Byron The treasure of the Savoy has disappeared. The Duke and Duchess are in shock... With your family or friends, help them by investigating and solving the enigma. A snack at the Café Byron will reward your efforts! This activity in French must be booked in advance. Meeting point : Place du Village (in front of the castle entrance)   Age requirement: from 8 years old accompanied by…