Ages of Man.

In Ancient Greece, people believed that there were different stages of humanity.

Golden Age (χρυσή εποχή) (chrysí epokhí), Silver Age, Bronze Age, Heroic Age, and Iron Age are ages of humanity in Greek myths and legends.

During the Golden Age, Cronus ruled. This is a utopia.

The Silver Age was ruled by Zeus, son of Cronus. People lived long then.

Humanity during the Bronze Age was made of ash tree. Their passion was war.

Then came the Heroic Age. Gods once again fought in various wars.

And finally, the Iron Age. It's more like the simple life of people.

Olympic medals come in bronze, silver, and gold for different places. This symbolizes the Age of Man (Γένη των Ανθρώπων).

Semele.

Semele (Σεμέλη) (Semélē), or Thyone (Θυώνη) (Thyṓnē) was a princess of Thebes in Greek mythology.

Her parents were Cadmus (Κάδμος) (Kádmos) and Harmonia. Autonoё (Αὐτονόη), Agave, Ino, and Polydorus (Πολύδωρος) were Semele's siblings.

She was the mother of the god Dionysus (Διόνυσος) (Diónysos).

Semele met other gods and goddesses, such as: Zeus and Hera (Ἥρα) (Hḗrā).

Also, she was saved from Hades (ᾍδης) (Háidēs) by her son Dionysus.

Amalthea.

Amalthea (Ἀμάλθεια) (Amáltheia) was known as a nymph in Greek myths and legends. Also, she was represented as a goat.

Helios and Tethys were Amalthea's parents. 

She fed baby Zeus with goat's milk.

Amalthea had a cornucopia.

Urania.

Urania (Οὐρανία) (Ouranía) was the Muse of astronomy in Greek mythology. The globe was the symbol of this goddess.

Zeus was her father and Mnemosyne was Urania's mother.

Also, she had several siblings: Polyhymnia, Euterpe, Calliope, Clio, Erato, Thalia, and etc.

Apollo (Ἀπόλλων) (Apollōn), Hermes (Ἑρμῆς), and Amphimarus (Ἀμφίμαρος) were Urania's husbands.

Linus (Λῖνος) (Linos) and Hymen (Ὑμήν) (Humḗn) were their sons.

Euterpe.

Euterpe (Εὐτέρπη) was the Muse of lyric poetry in Greek mythology. Double flute was her symbol.

Zeus was Euterpe's father and Titaness Mnemosyne was her mother.

Euterpe had several sisters: Calliope, Clio, Polyhymnia, Urania, Erato, Thalia, Terpsichore, and Melpomene.

Strymon (Στρυμών) and Apollo were her consorts. Rhesus (Ῥῆσος) (Rhêsos) and Orpheus were Euterpe's sons.

Polyhymnia.

Polyhymnia (Πολυύμνια) was the Muse of poetry and dance in Greek mythology.

Zeus was her father and Mnemosyne (Μνημοσύνη) was her mother.

Calliope (Καλλιόπη) (Kalliópē), Urania (Οὐρανία) (Ouranía), Clio (Κλειώ), Euterpe (Εὐτέρπη), Erato (Ἐρατώ), Terpsichore (Τερψιχόρη), Thalia (Θάλεια), and Melpomene (Μελπομένη) (Melpoménē) were Polyhymnia's siblings.

Orpheus (Ὀρφεύς) and Triptolemus (Τριπτόλεμος) (Triptólemos) were her sons.

There are different arts about Polyhymnia.

Iasion.

Iasion (Ἰασίων) (Iasíōn) was a character in Greek myths and legends. Zeus and Electra were his parents.

Plutus (Πλοῦτος) (Ploûtos), Corybas (Κορύβας) (Korúbas), Atalanta (Ἀταλάντη) (Atalántē), and Philomelus (Φιλόμηλος) (Philómēlos) were his children. 

Demeter (Δημήτηρ) (Dēmḗtēr) (Δαμάτηρ) (Dāmā́tēr) was Iason's wife.

Also, he met with other gods and goddesses.

Ganymede.

Ganymede or Ganymedes (Γανυμήδης) (Ganymēdēs) was the son of founder and king of Troy Tros (Τρώς) and Callirhoe (Καλλιρρόη) (Kallirróē). So, he was known as the Trojan prince.

One day Zeus turned into an eagle and abducted Ganymede. After this the young man began to live on Mount Olympus.

There are many arts about this legend.

Io.

Io (Ἰώ) was a character in Greek myths and legends.

She was Zeus' lover. Then he turned Io into a cow.

Argus Panoptes guarded Io.

She met with other gods and goddesses.

Erato.

Erato (Ἐρατώ) was one of the Muses (love poetry) in Greek myths and legends. Her parents were Zeus and Mnemosyne.

Also, Erato had her own symbols: lyre and kithara.

Malus (Μάλος) was her consort. They had a daughter Cleophema.

Naiad.

The naiads (Νηϊάδες) (Ναΐδες) (Ναϊάδες) (naïádes), also known as hydriads were nymphs of springs in Greek mythology. 

Zeus was their father.

Nereids (Νηρηΐδες) (Nērēḯdes) (Νηρηΐς) (Nērēḯs) and Oceanids (Ὠκεανίδες) (Ōkeanídes) (Ὠκεανίς) (Ōkeanís) were relatives of naiads.

They met with other gods and goddesses.

There are different paintings and sculptures about these creatures.

Castor and Pollux.

Castor (Κάστωρ) and Pollux (Πολυδεύκης) were twin brothers in Greek mythology. Also, they were called Dioscuri (Διόσκοροι, Διόσκουροι).

Leda (Λήδα) was Castor's and Pollux's mother. Tyndareus (Τυνδάρεος) (Tundáreōs) was Castor's father. Zeus was Pollux's father.

Timandra (Τιμάνδρα), Clytemnestra (Κλυταιμνήστρα) (Klutaimnḗstra), Helen of Sparta, Philonoe (Φιλονόη), and Phoebe (Φοίβη) (Phoíbē) were Dioscuri siblings.

These brothers were on the expedition of the Argonauts.

Castor and Pollux saved their sister Helen (Ἑλένη) (Helénē) of Troy.

There are different stories about Dioscuri.

Terpsichore.

Terpsichore (Τερψιχόρη) was one of the Muses (Μοῦσαι) (Moûsai) (Μούσες) (Múses) in Greek myths and legends. She was a goddess of dance and chorus in Ancient Greece. Her name means "of relating to dance.

Zeus and Mnemosyne (Μνημοσύνη) were Terpsichore's parents.

Lyre was her symbol.

Terpsichore had several siblings and consorts.

Linus (Λῖνος) (Linos), Biston (Βίστων), and Parthenope (Παρθενόπη) were her children.

Tantalus.

Tantalus (Τάνταλος) (Tántalos) was a king of Phrygia (Φρυγία) (Phrygía) in Greek mythology. Zeus was his father and Pluto (Πλουτώ) was his mother.

Tantalus insulted the gods, so he was sent to Tartarus (Τάρταρος) (Tártaros) to Hades (ᾍδης) (Hā́idēs). There Tantalus suffered greatly.

He had wives and children. Niobe was one of Tantalus' offspring.

Hesperides.

Hesperides (Ἑσπερίδες) were the nymphs of evening in Greek mythology.

There are different descriptions of these characters.

The eleventh labor of Heracles (Ἡρακλῆς) (Hercules) was one of legends. The son of Zeus went to the Garden of the Hesperides and took the golden apples.

Ixion.

Ixion (Ἰξίων) (Ἰξίονος) was a king of the Lapiths (Λαπίθαι) (Λαπίθης) (Lapithai) in Greek myths and legends. His parents were Phlegyas (Φλεγύας) and Perimele (Περιμήλη). Also, Ixion was the ancestor of the centaurs (Κένταυρος) (kéntauros) (centaurus).

Dia (Δία) was his wife. They had children.

Ixion was dishonest. But Zeus granted him purification.

Ixion was in love with Hera (Ἥρα) (Hḗrā) (Ἥρη) (Hḗrē). But instead of her gods and goddesses gave him Nephela (Νεφέλη). 

Then Ixion told people about his relationship with the wife of Zeus.

At the end Ixion was tied to a spinning wheel and sent to the underworld (Tartarus).

There are many pieces of art about this story.

Hebe.

Hebe (Ἥβη) was a goddess of youth, prime of life, and old age in Ancient Greece. Her parents were Zeus and Hera (Ἥρα) (Hḗrē).

Ares (Ἄρης) (Árēs), Hephaestus (Ἥφαιστος,) (Hḗphaistos), and Eileithyia (Ἐλευθώ) (Eleuthō) were Hebe's siblings.

Her symbols were: wine-cup, eagle, and wings.

Heracles (Ἡρακλῆς) (Hercules) was Hebe's consort. They had two children named Anicetus (Ἀνίκητος) (Aníkētos) and Alexiares (Ἀλεξιάρης) (Alexiárēs).

Hebe was Aphrodite's (Ἀφροδίτη) assistant. She accompanied the goddess.

Also, Hebe gave youth to Iolaus (Ἰόλαος) (Iólaos).

Melpomene.

Melpomene (Μελπομένη) (Melpoménē) was the Muse (Moûsai) of tragedy in Greek mythology. Zeus (Zeús) was her father and Mnemosyne was her mother.

Tragic mask was Melpomene's symbol.

Other Muses (Múses) and children of Zeus were her siblings.

Achelous (Ἀχελώϊος) (Akhelôios) was Melpomene's consort. They had children called sirens (Σειρήν) (Seirḗn) (Σειρῆνες) (Seirênes).

Amphion and Zethus.

Amphion (Ἀμφίων) and Zethus (Ζήθος) were twin brothers, in Greek mythology. Their parents were Zeus and Antiope (Ἀντιόπη). The twin brothers were raised by shepherd.

Amphion was a king of Thebes. Also, he played the lyre. Amphion met with other gods and goddesses, such as: Hermes, Apollo, Artemis, and etc. He married Niobe (Νιόβη) and they had children.

Zethus, Amphion's twin brother, was a hunter. He married Aёdon (Ἀηδών) and had children.

There are myths and legends about Amphion and Zethus.

Muses.

The Muses (μοῦσα) (μοῦσαι) were goddesses of inspiration in Greek mythology. They were inspired different types of arts, such as: literature, poetry, science, creativity, and etc. The Muses were the source of art and knowledge for creative people.

Their parents were Zeus and the Titaness Mnemosyne, or their mother was Harmonia (Ἁρμονία).

There were nine muses, they were responsible for different types of arts and sciences.