at Lake Constance
In many sub-regions, you can obtain inclusive passes (included in the room rate) which, depending on the format, offer free travel on the public transport network as well as advantages in excursion destinations.
Oskar - the eastern Switzerland guest pass (Switzerland)
Further information: www.oskarferien.ch
In addition to the aforementioned inclusive passes, other guest passes are available at local level. Further information about the guest pass in your holiday destination are available at the local tourist information office.