Views like these never go out of style. This beautiful treehouse designed by legendary architect, Charles A. Haertling, creates the perfect pedestal to take in the natural beauty of the Continental Divide, Aspen Mountain and Buttermilk ski area. This three-bedroom, two-bath home has been exquisitely maintained and updated to be ready to move in or it can be expanded up to 2,926 square feet plus 700 square-foot garage.