The sweltering temperatures in New York didn't stop racing fans from coming out to enjoy Opening Day of the 2013 season and celebrate 150 years of horse racing at Saratoga Race Course. The Saratoga Horse Race is one of the biggest events on the New York racing calendar, and hardcore and casual fans alike won’t want to miss a second of this excellent horse racing action. This sport has also interesting history. Horse racing is a sport that probably started shortly after the first t…