There is one place named Trewin Lake in Canada.
All places in the world called "Trewin Lake".
Wellington (4)
Windsor (4)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Tracadie (3)
Saint Andrews (3)
Selkirk (3)
Victoria (3)
Kingston (3)
Havelock (3)
Centreville (3)
Sidney (3)
Stratford (2)
Badger (2)
Burwash (2)
Clyde River (2)
Elgin (2)
Griffin (2)
Lethbridge (2)
Murray Harbour (2)
Redwater (2)
Saint-Paul (2)
Trenton (2)
Woodstock (2)
Belmont (2)
Cartwright (2)