Roman. &lt;em&gt;Mosaic of Duck Facing Right&lt;/em&gt;, 6th century C.E. Stone and mortar, 1 3/4 x 33 3/8 x 21 7/8 in. (4.4 x 84.8 x 55.6 cm). Brooklyn Museum, Museum Collection Fund, 05.19. Creative Commons-BY (Photo: Brooklyn Museum, 05.19.jpg)