Skiing and snowboarding is a lot of fun but it can also leave you pretty sore. At Keystone Lodge & Spa, part of the snow resort at Keystone, Colorado, guests staying three nights get a free 50-minute spa treatment of their choice at the resort's RockResorts Spa. Keystone has three mountains that offer different experiences:groomed trails for carving on Dercum Mountain, big bumps on North Peak and deep powder and gladed terrain on Keystone's Outback. Rates start at $209 per night for this deal based on double occupancy. The 10,000 square foot spa, which opened last fall, is 100 percent powered by wind and features organic products, indigenous ingredients, natural light and a number of other elements that connect the spa to its mountain surroundings.