How much is a First Class stamp? buy strattera 40mg The aim of each itinerary below is to give the widest possible initial overview of the ski area. The intermediate and expert tours cover the further reaches of the 4 Valleys ski area, and take a day each. The easy circuit covers the blue runs on Verbier’s doorstep, and also makes a suitable introduction for the more experienced – who could happily fill a day here by repeating lifts in order to check out the various red runs.