TERMS - Underworld, Perseus and Heracles

Styx

Acheron

Charon

Cerberus

psychopomp

Hermes

Elysium

Tartarus

Sisyphus

Pindar

Epinicians

hybris

miasma

Acrisius

Danae

Seriphus

Dictys

Polydectes

Gorgons

Medusa

Graiae

Andromeda

Cepheus

Cassiopeia

aegis

Argos

Tiryns

Mycenae

catasterization

Herakles  (Hercules)

Amphitryon

Alcmene

Eurystheus

Linus

Chiron

Megara

Nemean Lion

Lernaean Hydra

Cerynitian Hind

Hippolyte

Stymphalian birds

Eurymanthian Boar

Geryon's cattle