Jean-Baptiste Carpeaux, Ugolino and his Sons, 1865–67 (detail). Image credit: The Metropolitan Museum of Art, New York. Purchase, Josephine Bay Paul and C. Michael Paul Foundation Inc. Gift, Charles Ulrick and Josephine Bay Foundation Inc. Gift, and Fletcher Fund, 1967
Pietro Vesconte, Portolan chart of Western Europe and the Mediterranean, with the principal powers indicated by means of flags, Maps for the Liber Secretorum Fidelium Crucis, c. 1320–25, additional MS 27376, ff.180v–181. Image credit: British Library
MS Strozzi 150, c. 32r (detail). Image credit: Biblioteca Medicea Laurenziana, Florence. Permission granted by the Ministry of Culture. Any form of further reproduction by any means is forbidden for the print versions. In the open access versions, the image is shared under a Creative Commons Attribution-NonCommercial-NoDerivs International (CC BY-NC-ND) licence
Mermaid, object number 97‐39‐70/72853. Image credit: courtesy of the Peabody Museum of Archaeology and Ethnology, Harvard University. Gift of the Heirs of David Kimball, 1897