Elysium

Elysium, otherwise known as the Elysian Fields, Elysian Plains or Elysian Realm, is a conception of the afterlife that developed over time and was maintained by some Greek religious and philosophical sects and cults. It was initially separated from the Greek underworld—the realm of Hades. Only mortals related to the gods and other heroes could be admitted past the river Styx. Later, the conception... (Wikipedia)