Volcanology that Hephaestus, the god of fire, sat below the volcano Etna, forging the weapons of Zeus. The Greek word used to describe volcanoes was "etna", or "hiera", after Heracles, the son of Zeus. The Roman poet Virgil, in interpreting the Greek mythos, held that the giant Enceladus was buried beneath Etna by the goddess Athena as punishment for rebellion against the gods; the mountain's rumblings were his tormented cries, the flames his breath and the tremors his railing against the bars of his prison. Enceladus' brother Mimas was buried beneath Vesuvius by Hephaestus, and the blood of other defeated giants
Hephaestus and children according to the various accounts: In addition, the Romans claim their equivalent god, Vulcan, to have produced the following children: Though married to Hephaestus, Aphrodite had an affair with Ares, the god of war. Eventually, Hephaestus discovered Aphrodite’s affair through Helios, the all-seeing Sun, and planned a trap during one of their trysts. While Aphrodite and Ares lay together in bed, Hephaestus ensnared them in an unbreakable chain-link net so small as to be invisible and dragged them to Mount Olympus to shame them in front of the other gods for retribution. The gods laughed at the sight