1) Vallee Blanche: located in Chamonix, this is a world famous piste with which an incredibly fun day trip can be had. One must be wary of the huge glacier, and the beautiful scenery can always cause a dangerous distraction. Because of this, always be sure to take with you an experienced and knowledgeable mountain guide for assistance.
2) Combe Saulire: this piste is located in wonderful Courchevel, and always has immaculate snowing conditions. The path is very well groomed, and will make for an effortless cruise down the mountainside.
3) World Cup Downhill: this course is in Morzine/Avoriaz, and is very challenging, this its use in the World Cup Skiing Championship.
4) Klein Matterhorn: the lift for this piste in Zermatt is the highest and most exciting in Europe. Be prepared for a long ski journey and some beautiful scenery.
5) Vallon d'Arby: known for its powdery snow, Verbier offers a famous piste that will ensure an exciting and memorable experience.
6) Col Pers: the town of Val d'lsere offers a huge diversity of ski runs, and you will not be disappointed should you choose to ski here.
7) Vallon de la Sache: the pistes of Tignes are classics, although the immense lenth of this ski run required the assistance of a professional in case something should go wrong.
8) Vallons de la Meije: the humongous Les Deux Alpes resort offers enough pistes to keep one occupied for days.
9) La Sarenne: This classic run located in Alpe d'huez will take you along the longest black piste in the Alps. There are also a great number of restaurants in the mountainous area, so be sure to take some breaks to enjoy good food.
10) Paradiski: La Plagne offers yet another powder snow course, so this piste is, of course, not for everyone.
There are a great number of pistes to choose from when planning a skiing or snowboarding trip in the Alps, but remember to be safe and have fun!