Ah, the late 1960s. LBJ occupied the White House. The Beatles ruled the charts. And Ford spent its summer vacations in France, settling a grudge with Ferrari by dominating the 24 Hours of Le Mans after the Italian outfit flaked on a deal to become part of the American automaker. Ford's GT40 won the legendary endurance race—over which Ferrari had long ruled—every year from 1966 to 1969. Half a century later, the Americans are still celebrating.