The Fête des Vignerons is a traditional wine festival held in Vevey, Switzerland, celebrating the region's winemaking heritage. This event occurs every 20 to 25 years and features a vibrant program of music, dance, and theatrical performances, showcasing the culture and history of the local wine industry. The festival includes a grand parade, where participants dress in colorful costumes representing various aspects of viticulture. It also highlights the importance of the Chasselas grape, a key variety grown in the Lavaux vineyards, which are recognized as a UNESCO World Heritage site.