Worlds of Underground

The Underground article in GURPS All-Star Jam 2004 suggests a number of worlds.
*Finite Flat Earth
*Infinite Flat Earth
*House-like Flat Earth
*Thales
*Anaximander
*Hades
*Irish Faerie Realm
*The Inferno
*Halley Hollow Earth
*Symmes Hollow Earth
*Gardner Hollow Earth
*Verne Hollow Earth
*Geocentric Cosmos
*Lost Continents
*Underground Nuclear-War Survivors
*Underground Civilization
*Senescent Earth
*Dragons in the Earth
*Medieval Fantasy
Category:Worlds of ...