The bare bones ski resort — with lifts and not much more — seems to be going the way of the rotary phone. Instead, mountains are increasingly offering accommodations with white glove services catering to privileged clientele that are used to the perks. In-room boot rental? Ski valets to ferry your gear? Futuristic spas? Hand-holding in the backcountry with an Olympian? This is not your typical ski bum's mountain stay. For a taste of the most opulent ski packages out there, we took a look at four of the originators of luxury on the slopes and what they're offering now.