The Underworld Picture

In the Greek mythology, there were 3 realms the Sky , Sea and the Underworld. Zeus, Poseidon, Hades claimed rulership over them.
and this could be a photo from the underworl (The land of the dead ) side of universe .
Daddy's Girl 59
Comforting Flames Percico
The Underworld
First meeting: Underworld and Underwater
Percy Jackson