In addition , season pass holders can take advantage of summer activities at Durango Mountain Resort before the ski season begins .
Season pass holders receive unlimited skiing and riding with no blackout dates at Purgatory and can ski free at other participating resorts .
In addition , season pass holders can take advantage of summer activities at Purgatory     before the ski season begins .
Season pass holders receive unlimited skiing and riding with no blackout dates at Purgatory and can ski free at other participating resorts .