Hay un lugar llamada Louisville Mega Cavern en América.
Todos los lugares del mundo llamados "Louisville Mega Cavern".
Riverside (46)
Centerville (43)
Fairview (40)
Franklin (39)
Midway (39)
Greenwood (37)
Union (37)
Marion (36)
Salem (36)
Glendale (36)
Fairfield (35)
Liberty (35)
Georgetown (35)
Lincoln (35)
Pleasant Valley (35)
Oakland (35)
Greenville (34)
Bethel (34)
Clinton (34)
Florence (34)
Arlington (34)
Springfield (34)
Hamilton (33)
Kingston (33)
Clifton (33)
Milton (33)
Farmington (33)
Newport (33)
Chester (33)
Troy (32)