Landmark Retreat Beyond Compare.Elk Mountain Lodge is a breathtaking retreat on over 52.2 acres in the spectacular Castle Creek Valley. Its rustic yet refined decor is in complete harmony with its magical, natural surroundings. Explore the unfettered wilderness or simply relax at the edge of two serene trout ponds. This alpine inspired estate is perfect as a corporate retreat or for a family wanting it all. There is no other property that exists in the Aspen Valley, much less the U.S. which can compare.