HEIDELBERG, GERMANY - JULY 20:  Catherine, Duchess of Cambridge participates in a Rowing race
between the twinned town of Cambridge and Heidelberg and against Prince William, Duke of Cambridge on the second day of their visit to Germany on July 20, 2017 in Heidelberg, Germany. The royal couple are on a three-day trip to Germany that includes visits to Berlin, Hamburg and Heidelberg.  (Photo by Thomas Niedermueller - Pool/Getty Images)