In 2009, the Indianapolis Motor Speedway began a three-year-long "Centennial Era" to celebrate the 100th anniversary of the opening of the track (1909), and the 100th anniversary of the first Indy 500 (1911).
Godine 2009., Indianapolis Motor Speedway započeo je trogodišnje "Doba stogodišnjice" ("Centennial Era") radi proslave 100 godina otvaranja staze (1909.) i 100. objetnice prve utrke na 500 milja (1911).