There is always something going on near the elk antler arches in downtown Jackson. Today’s Jackson Hole real estate activity: NEW: Downtown Alpine commercial property with two homes and commercial building totaling 5,000 square feet on .8 acres. Listed by Rocky Mountain Realty for $699,000.NEW: Aspens 1-bed, 776-square-foot condo built in 1977, updated in 2007, listed by Jackson Hole Real Estate...