The Open Air Gampel started back in 1986 as a small local event with Swiss bands only. Already a year later the attendance grew from 500 in the first edition to 4000 music fans. Since the early nineties, Gampel belongs to the main open-air events in Switzerland and has a capacity if 33000 people per day. The festival site is located in the Rhone valley surrounded by the Alps, which gives the festival a unique setting and atmosphere. All national artists are booked by Artistpool. All international talent is booked by Mainland Music.