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.
Paradiski.
Val Thorens is Europe's highest resort, also in the Three Valleys, the largest ski area in the world.
Canyons Resort is one of three alpine ski resorts located in Park City, Utah. Canyons Resort has 19 chairlifts and covers an area of 4000 acres of skiable terrain. It is the largest ski and snowboard resort in Utah. The resort is about 32 miles (51 km) from the Salt Lake City International Airport.
Well, at least for Europe I've never heard about any ski resort not allowing snowboarding.
the biggest ski resort in the us is big ski ski resort in Montana it is also the second biggest in north America
I don't know if it is the biggest but most famous for it's spas is Badgastein which have had spas for hundreds of years.
Brighton Ski Resort was created in 1936.
Tiffindell Ski Resort was created in 1993.
Ski Resort Extreme happened in 2004.
Ski Resort Tycoon happened in 2000.
Ski Resort Tycoon was created in 2000.
There is no ski resort on Mount Everest