The universe itself created the gods.
The Titans came first.
Olympus.
Olympus was located at a region above the mountains of the earth, commonly thought of in Mt. Olympus.
The Seasons
Ambrosia
Nectar
(see chart)
Lesser Gods
Aphrodite
Ares
god of love
Hymen
Hebe, daughter of Zeus and Hera and wife to Hercules.
Ganymede
Iris
The Graces—three of them, he daughters of Zeus and Eurynome.
The Muses (goddesses of the arts)—they are nine of them, the daughters of Zeus and Mnemosyne, companions of Apollo.
Some mortals went to Mount Olympus, and some achieved god status.
Gods of the Waters
Poseidon
Ocean ruled the great river, husband to Tethys. ...