| Answer | Crossword Clue |
|---|---|
| STMARYS | River from Lake Superior to Lake Huron. |
| STMARYS | River from Superior to Huron |
| NIAGARA | River from Lake Erie to Lake Ontario. |
| NIAGARA | River from Lake Erie to Lake Ontario |
| ERIE | Lake separated from Lake Ontario by the Niagara River |
| STMARYS | River to Lake Huron |
