In the 17th century Oberlaender Doppelflarzhaus on the lake quay, this permanent exhibition shows numerous prehistoric finds from Pfäffikon and the surrounding area (pile-dwellers, Roman fort Irgenhausen). Other exhibits focus on the painter Johann Caspar Bosshardt, local church history, lifestyle and work culture with occasional special exhibitions.
UNESCO World Heritage Prehistoric Pile Dwellings
The museum informs about the UNESCO World Heritage Site "Prehistoric Pile Dwellings around the Alps."