main dome of nekromantio situated close to ancient ephyra mesopotamos preveza greece

acheron ancient big charon coin dead death dome door efira entrance ephira ephyra epirus gate greece greek hades inside ipirus isdide mesopotamos necromancy nekromanteio nekromantio odyssey oil old olive oracle parga passage persefone persephone persons pluto pot potty preveza river rocks ruins thespotia tunel underworld wall walls