In central Argentina, the province of La Pampa is dominated by vast, grassy plains whose fertile soil supports myriad farms and ranches. Stretching out in all directions, the flatlands resemble an ocean in its sheer horizontality. When professional polo player Nacho Figueras—a champion of the sport and a longtime Ralph Lauren model—enlisted architect Juan Ignacio Ramos of Estudio Ramos to build a stable for 44 polo horses, the architect was sure to incorporate the region’s meditative flatness into the design.