Del Mar racetrack, which has a capacity of 44,000, is an American Thoroughbred horse racing track at the Del Mar Fairgrounds in the seaside city of Del Mar, California, 20 miles north of San Diego. Owned by the State of California and leased by the Del Mar Thoroughbred Club, it is known for the slogans: "Where The Turf Meets The Surf" as well as "Cool as Ever." It was built by a partnership including Bing Crosby, actors Pat O'Brien, Gary Cooper, Joe E. Brown, Charles S.