The racetrack is getting a long overdue makeover

The historic racetracks that host the Triple Crown of Thoroughbred Racing are each in the midst of an evolution, with major upgrades, renovations, and in one case, a complete rebuild—and they’re all happening at once. It’s part of an industry-level reckoning with the changing demands of horseracing spectators, and the changing fortunes of horseracing itself. The three racetracks—Churchill Downs in Louisville, Pimlico Race Course in Baltimore, and Belmont Park in Elmont, New York—a...