Bison, in the great hall of policromes, Cave of Altamira, Spain.

Book of Kells, Folio 32v, Christ Enthroned.

Book of Kells, Folio 292r, Incipit to John. In principio erat verbum (ca. 800?)  

Cave painting from Lascaux

Codex Aureus of Lorsch

Die Berufung der Apostel Petrus und Andreas by Duccio di Buoninsegna (1308-1311, Tempera auf Holz, currently @ National Gallery of Art, Washington, D.C.)

Fresco from the Villa of the Mysteries. Pompeii, 80 BC

Giotto

Golden Gate through the old city wall of Jerusalem

Griffin couchant (lying down) facing throne (Fresco in throne palace. Knossos, Crete. Photo by Paginazero)

Hastings Book of Hours (from late 1470s)

Heracles and Athena. Tondo of an Attic red-figure kylix by Python (potter) and Douris (painter) (480*470 BC. currently @ Staatliche Antikensammlungen, München.)

Megaloceros from Lascaux

Museo Anahuacalli

Painter with painted statue and framed painting from a fresco in Pompeii (Now in the Museo Archeologico in Naples).

Prince of lilies or Priest-king Relief, plaster relief at the end of the Corridor of Processions, restored by Gilliéron (Reproduction fresco on reconstucted wall at Palace of Minos, Knossos, Crete).

The Goddess Isis, wall painting, Ancient Egypt, c. 1360 BC (This painting is in the tomb of Seti I in the Valley of the Kings.)

The Miracle of the child falling from the balcony by Simone Martini (1328, tempera on panel, currently @ Church of St. Augustine Novello, Siena, Italy.)

Vénus de Milo. Marbre de Paros, vers 130-100 av. J.-C. ? Provenance: Mélos (moderne Milo), 1820. Musée du Louvre, Paris.