The best pacers and trotters in North America are showcased at Harrah's Philadelphia Casino & Racetrack during its racing season as part of the stakes schedule. Take it from the horsemen: the Harrah's Philadelphia Racetrack is one of the very best places for harness racing during the year, boasting one of the fastest 5/8 mile horse racing surfaces anywhere with its first-of-its-kind in North America miracle turn that actually extends over the Delaware River with a specially constructed bridge.