Related Clues:
- Fabled lost continent
- Sunglasses not initially needed in gloomy place
- Island overwhelmed, at length, by enemies
- Pluto's sphere underwent outer space spinning
- Underworld Society sinking in obscurity
- Its 2011 landing marked the end of the Space Shuttle program
- Heaven it's not
- 'A half-filled auditorium,' to Frost
- Hot spot of myth
- Dante's 'Inferno'
- Mysterious continent that's only finally distinguished from ocean
- Underworld roamed by the souls of the dead in Greek mythology
- The abode of headless ghosts?
- Mythical city under sea
- Legendary island that vanished during an earthquake