Greek mythology subterranean house of Hades and his predecessors, home of the dead. Influences from other cultures always afforded new themes. According to Classical-era mythology, after the overthrow of the Titans, the new pantheon of gods and goddesses was confirmed. Among the principal Greek gods were the Olympians, residing on Mount Olympus under the eye of Zeus. (The limitation of their number to twelve seems to have been a comparatively modern idea.) Besides the Olympians, the Greeks worshipped various gods of the countryside, the satyr-god Pan, Nymphs (spirits of rivers), Naiads (who dwelled in springs), Dryads (who were spirits of the trees),
Pirene (mythology) early summer. The fountain was sacred to the Muses and it was there that Bellerophon found Pegasus (as Polyidus had claimed), drinking, and tamed him. Pirene (mythology) In Greek mythology, Pirene or Peirene (Ancient Greek: Πειρήνη means "of the osiers"), a nymph, was either the daughter of the river god Asopus, Laconian king Oebalus, or the River god Achelous, depending on different sources. By Poseidon she became the mother of Lecheas and Cenchrias. When Cenchrias was unintentionally killed by Artemis, Pirene's grief was so profound that she became nothing but tears and turned into the fountain outside the gates of