The Tour de Suisse (Scots: Tour o Swisserland) is a ane week UCI Warld Tourstage race held annually in Juin. The race wis first held in 1933 an haes evolved in timin, duration an sponsorship. Wi the Critérium du Dauphiné, it is a provin grund for the Tour de France, an pairt o the UCI Warld Rankin calendar. Like the Tour de France an the Dauphiné, the Tour de Suisse affers muntain climbs an at least ane individual time trial. Several winners o the Tour de Suisse hae an aa wan the Tour de France, includin Eddy Merckx an Jan Ullrich. In 2005 the organizers moved the race tae earlier in Juin.