Much of art is fragile and can be destroyed in an instant by various types of accidents—from a museum visitor tripping over his shoelaces at the Fitzwilliam Museum in Cambridge in 2006 and falling into a Ming dynasty vase to fires or shipwrecks. Learn about the great fire of 1698 at Whitehall Palace in London that destroyed works by Michelangelo, Holbein, and Bernini.