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