Teton Valley, once known as Pierre's Hole, as seen from atop Teton Pass. Today’s Jackson Hole real estate activity: NEW: Grand View Ranch 4.92-acre building site, listed by Mountain Standard Realty for $390,000. NEW: Teton Saddleback Vistas 4-bed, 2,734-square-foot home built in 2007 on 2.78 acres, listed by Prime Real Estate Group for $895,000. NEW: Teton Springs 5-bed, 5,500-square-foot...