The Grand Raid is a mountain bike marathon organized every year in the end of August between Verbier and Grimentz since 1990.

This is an adventurous race and it became a myth through the years.

There are 4 Starts:

- Verbier - Grimentz: 125 Km / +5025m

- Nendaz - Grimentz: 93km / +3944m

- Hérémence - grimentz: 68km / +2996m

- Evolène - Grimentz: 37km / +1845