Each spring, thousands of spectators clamber onto hillsides with picnics and binoculars to watch steeplechase racing, a fast-paced equine sport born out of the fundamentals of fox hunting. Since 1894, when the first Maryland Hunt Cup was run, the month of April has been synonymous with steeplechase racing. Starting with the Elkridge-Harford Hunt races and continuing with the National Steeplechase Association- sanctioned "Big Three" races--the My Lady's...