Det finns en plats som heter Castell Gwynionydd i Storbritannien.
Alla platser i världen som heter "Castell Gwynionydd".
Weston (16)
Sutton (16)
Preston (14)
Middleton (14)
Norton (13)
Newton (13)
Upton (12)
Kingston (12)
Broughton (11)
Walton (10)
Leigh (10)
Whitchurch (10)
Milton (9)
Barton (9)
Burton (9)
Thornton (9)
Carlton (8)
Clifton (8)
Brampton (8)
Denton (8)
Wootton (8)
Linton (7)
Newport (7)
Milltown (7)
Bradley (7)
Holme (7)
Horton (7)
Stanton (6)
Marton (6)
Castleton (6)