500th anniv. of Leonardo da Vinci's death marked in France

People visit the Chateau d'Amboise in Amboise, France, May 1, 2019. Thursday marks the 500th anniversary of the death of Renaissance master Leonardo da Vinci. The famed painter, sculptor, writer, inventor, scientist and mathematician spent his last three years in Amboise as a guest of France's King Francis I. (Xinhua/Gao Jing)