It's no secret that lift ticket prices have been on the rise in recent years. If you don't have a season pass, it can make it very pricy to hit the slopes in Colorado. We picked a random weekday in February and looked at official resort websites to see how much a lift ticket would cost. If there was an official option for an online pre-purchase discount, we used that price. Without further ado, here are the 10 most expensive lift tickets in Colorado.