Zermatt. Its ski area is shared between Switzerland and Italy.
None. But there are are quite many ski resort covering two countries: France/Italy, France/Switzerland, France/Andorra, Switzerland/Italy, Switzerland/Austria, Italy/Slovenia and Austria/Germany.
France, Italy, Austria and Switzerland.
In the French Alps. Right next to Italy and Switzerland.
It's 22 km from Kleine Matterhorn down to Valtournenche. The piste actually starts in Switzerland and ends in Italy.
Yes, there are many very large ski resorts in the Alps in Switzerland.
Yes, Switzerland is well known for its good ski areas, and long skiing history. See also: "Where do people ski in Switzerland?"
Esprit Ski is a site where you can book a family ski holiday. There are a number of resorts in France, Austria, Switzerland and Italy where you can plan a vacation. They offer a child care program, chalets, hotels and fine cuisine.
Switzerland
Switzerland is known for its ski resorts and its policy of neutrality in international affairs. It offers a plethora of world-class ski destinations set in the stunning Swiss Alps, attracting visitors from around the globe.
Most famous for alpine skiing are Austria and Switzerland... but you can also go skiing in northern Italy (or the Aetna), in France, in Slovenia, Croatia, Slovakia, etc.
4 Vallées.
to the mountains!