800px-Cavalcade_west_frieze_Parthenon_BMsm

Parthenon frieze

Cavalcade, Block II from the west frieze of the Parthenon, ca. 447–433 BC (Elgin Collection, British Museum). This image is in the public domain in the United States because its copyright has expired. Courtesy of Wikimedia Commons: http://en.wikipedia.org/wiki/File:Cavalcade_west_frieze_Parthenon_BM.jpg