| Answer | Crossword Clue |
|---|---|
| SOO | U.S.- Ont. canals |
| SOO | U.S.-Ont. canals |
| SOO | U.S.-Ont. ... Canals |
| SOO | U.S.-Canada canals |
| SOO | U.S.- Canada canals |
| SOO | U.S.-Canada's ... Canals |
| SOO | U.S.-Canada's .. Canals |
| SOO | Can.-U.S. canals |
| SOO | U.S. -Can. canals |
| SOO | U.S.-Canadian canals |
| SOO | U.S.-Can. ... Canals |
| SOO | ... Canals: U.S.-Can. waterway |
| SOO | Canals on U.S. border |
| SOO | U.S.- Canada canals, for short |
| SOO | Canals in U.S. and Canada |
