There is one place named Thorburne Island in Canada.
All places in the world called "Thorburne Island".
Wellington (4)
Windsor (4)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Alma (2)
Boundary (2)
Chipman (2)
Durham (2)
Grand Falls (2)
Laflèche (2)
Morden (2)
Radisson (2)
Saint Louis (2)
Stanley (2)
Waterloo (2)
Beaver Crossing (2)
Campbellton (2)
Coronation (2)