Greek sea gods conform to a single type: that of Homer's "halios geron" or Old Man of the Sea: Nereus, Proteus, Glaucus and Phorkys. These sea gods are not as powerful as Poseidon, the main god of the oceans and seas. Each one is a shape-shifter, a prophet, and the father of either radiantly beautiful nymphs or hideous monsters (or both, in the case of Phorkys). Nymphs and monsters blur, for Hesiod relates that Phorcys was wed to the "beautiful-cheeked" Ceto, whose name is merely the feminine of the monstrous Cetus, to whom Andromeda was due to be sacrificed. Each appearance in myth
Basilica of the Holy Mother of God Eleusa, Nesebar sunk into the sea, but in 1920 excavations and research began here, and the church is now well-preserved and partly restored. It has three naves, three apses and a narthex, with two smaller apses on the north and south sides. It is 28 m long and 18 m wide. Basilica of the Holy Mother of God Eleusa, Nesebar The Basilica of the Holy Mother of God Eleusa, Nesebar, is a former monastery church situated in the UNESCO World Heritage town of Nesebar in Bulgaria and dedicated to the Blessed Virgin Mary under the title "Eleusa", "Ελεούσσα" in Byzantine Greek, or