Sion - International Festival of the Ancient Organ of Valère

This annual three-month festival runs from early June to early September and includes over a dozen performances including orchestral, choral and organ concerts. The festival focuses on ancient organ music, and brings together world-class masters.

The organ at the center of the festival is the Gothic organ situated in the Valère Cathedral. It is the oldest playable organ in the world, dating back to the eleventh-century.