Perseus and Andromeda (Leighton) daughters of Poseidon, the god of the sea. When the nymphs became aware of her claims, they protested to their father, who retaliated by calling up a sea monster called Cetus to patrol and wreak havoc along the coastline of Ethiopia placing Cassiope's kingdom at risk. In response the Queen, together with her husband Cepheus, decided to sacrifice her daughter, Princess Andromeda, to the monster. Andromeda was chained to a rock at the edge of the sea as an offering to the monster. Perseus was travelling back home on his winged horse, Pegasus, after battling with Medusa. He rescued Andromeda
Perseus nymphs tending Hera's orchard. The Graeae were three perpetually old women, who had to share a single eye. As the women passed the eye from one to another, Perseus snatched it from them, holding it for ransom in return for the location of the nymphs. When the sisters led him to the Hesperides, he returned what he had taken. From the Hesperides he received a knapsack ("kibisis") to safely contain Medusa's head. Zeus gave him an adamantine sword (a Harpe) and Hades' helm of darkness to hide. Hermes lent Perseus winged sandals to fly, and Athena gave him a polished