| Answer | Crossword Clue |
|---|---|
| WIS | It borders two Great Lakes: Abbr. |
| ONT | It borders four Great Lakes: Abbr. |
| ONT | It touches four Great Lakes: Abbr. |
| NIAGARA | River between two Great Lakes |
| NIAGARA | River flowing between two Great Lakes |
| CORALSEA | The Great Barrier Reef borders it |
