The Lake Thun Festival is an international event and one of the 10 top open-air musical events in Europe. The lake Thun Festival is a musical event held every summer and presents music shows from all over the world at the UNESCO World Heritage-protected Eiger, Mönch and Jungfrau peaks and one of the top summer events in Interlaken. The Lake Thun festival shows attract more than 70,000 tourists each year. The town of Thun is divided into 4 different zones, each has its own theme. There are zones designed for families with children and there is as well the party zone and a concert zone.
In summer 2018 the Lake Thun Festival presents «Mamma Mia!».