There is one place named Castaway Island in Canada.
All places in the world called "Castaway Island".
Windsor (4)
Wellington (4)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Belmont (2)
Cartwright (2)
Deer (2)
Fort Hope (2)
Island Falls (2)
Lunenburg (2)
Paris (2)
Saint Anthony (2)
Shelburne (2)
Trenton (2)
Woodstock (2)
Armstrong (2)
Buffalo (2)
Churchill (2)