The Proving Grounds are a regional multi-sport tournament complex adjacent to Tee's Golf Center. Competition level synthetic turf fields with lights are striped for men's and women's lacrosse, NCAA soccer, field hockey, and more! Our fields are available for team or league rentals as well as tournament play. We also have a 10,000 square foot indoor turf facility with netting, a scoreboard, and movable batting tunnels suitable for all sports.