The National Park Service has selected Delaware North Companies to operate a variety of visitor services at Grand Canyon National Park for the next 15 years, reports KCSG TV. The contract is expected to begin next January and includes grocery, foodservice and retail stores at the Grand Canyon Village Market; lodging, retail and food services at Yavapai Lodge; retail, food services, grocery and a service station at Desert View; operation of the public laundromat and showers; and operation of the Trailer Village RV campground.