In southwestern Montana — big ski country — two resorts team up for an experience more mammoth than Mammoth. No lines. No hassles. And views of three states.
Big Sky, Montana. — You wake up to a fresh handkerchief of snow draped over the mountain, 4 inches deep and as light as linen, atop a 5-foot base. You lug your skis to the lift. "Is it open?" you wonder, since so few fellow skiers are around. It’s open. It’s Montana. Get used to it.
