- Historic site and monument
Lavoir de Groisin
![](https://static.savoie-mont-blanc.com/wp-content/uploads/external/e0bd630350a4ef47d954787125ae10f7-818020-1745x1163.jpg)
This heavy-framed wash house basin was built in 1898 by the residents of Groisin. Located on the edge of the RD 991, it is a meeting-point and pit-stop for the numerous cyclists doing a loop around the Lac du Bourget.