Hercule - Wonders of the Ancient World - NYPL's Public Domain Archive Public Domain Search

Perino del Vaga - Neptune with two hippocampus - PICRYL - Public

Wonders: Images of the Ancient World - NYPL Digital Collections

Heliades in arbores - Wonders of the Ancient World - NYPL's Public

Gineceo - Wonders of the Ancient World - NYPL's Public Domain

Hercules and Antaeus - Engraving, Public domain image - NYPL's

Hannibal's death - Wonders of the Ancient World - NYPL's Public

The Phoenician Hercules--from the temple of Venus at Golgos

Roman furniture and keys - NYPL Digital Collections

Seven wonders of the ancient world : Woods, Michael, 1946- : Free

The Beadle Collection of Dime Novels, by New York Public Library

Cyrus entering Babylon - Wonders of the Ancient World - NYPL's