Katabasis
JOURNEY TO THE LAND OF THE DEAD
Katabatic; Descent to the underworld; Helreið; Catabasis; Descent to the Underworld; Helreid; Trip to the underworld; Trip into the underworld
A katabasis or catabasis (, from "down" and "go") is a journey to the underworld. Its original sense is usually associated with Greek mythology and Classical mythology more broadly, where the protagonist visits the Greek underworld, also known as Hades.