- Colorful supporting program
- Anniversary evening (stories from back then, development of the house)
- Guest honor, raffle (main prize: free stay)
- Round trip with ship "MS KOLLERs Swan"
- House tour "Behind the scenes"
- Visit of the vintage ship "POTO" (built in 1925) and KOLLER's Mountain-Chalet
- all KOLLERs inclusive services
Regular guest bonus minus € 65.00