GIA4761741: The king of Ys, legendary city of Brittany that would have been overwhelmed by the waves in the 4th or 5th century. Edouard Lalo (1823 - 1892), represented at the top left, composed the opera “King of Ys” (1888). chromolithographof the 19th century., Unknown Artist, (19th century) / Bridgeman Images