There is one place named Lac Duo in Canada.
All places in the world called "Lac Duo".
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)