But they weren’t the only big names to play tourist before the tournament began in earnest on Wednesday.
Carlos Alcaraz and Coco Gauff, who made their respective first trips to Beijing last year, were welcomed inside the Forbidden City, the famous royal palace of ancient China that was home to two dozen emperors.
The two major-winners donned traditional clothing as they posed for photos outside the palace, hit tennis balls in its courtyard, and learned about museum artifacts.