Set in Promontory's desirable Bison Bluffs neighborhood, 2599 Saddlehorn Drive offers a refined contemporary mountain home with warm finishes, exceptional indoor-outdoor living and spaces designed for gathering. Stone, wood and metal define the exterior, while soaring ceilings, expansive windows, white oak flooring and polished concrete create a bright, comfortable mountain aesthetic. The dramatic great room features a floor-to-ceiling stone fireplace and walls of windows, while the open kitchen, dining and sitting areas flow seamlessly together. An oversized waterfall-edge island with seating for six anchors the kitchen, complemented by a six-burner Bertazzoni range, bar area and generous butler's pantry with a second sink, dishwasher and abundant storage. Folding glass doors open fully to the back patio, extending the living space outdoors. Patios at both the front and back offer multiple places to dine, gather and relax, including a gas fire pit overlooking the surrounding trails and mountain landscape. The main-level primary suite features patio access and a spacious bath with freestanding soaking tub, dual vanities, steam shower and large walk-in closet. A separate office with corner windows and views completes the main level. Upstairs, a floating wood-and-metal staircase leads to a spacious family or game room with high ceilings and sliding doors to a large wraparound deck. Three additional bedrooms, including an en suite guest room with direct deck access, provide space for family and guests. An oversized three-car garage with modern glass doors, epoxy flooring, built-in cabinetry and storage adds function. A large unfinished lower level offers flexibility to create a recreation space, fitness area, office, or more. With a sought-after Bison Bluffs location and a layout that flows effortlessly from indoor gathering spaces to expansive patios and decks, this home is exceptionally well suited for enjoying the Park City lifestyle year-round.