Crossword clues for the word: LAKEONTARIO The word LAKEONTARIO has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for LAKEONTARIO Showing 1 to 9 of 9 results Clue(s) "Member of a ""great"" quintet" Champlain discovery One end of the Welland Canal Receiver of Niagara Falls Setting of Main Duck Island Sight from Toronto's CN Tower Toronto is on its shore (4 to 6) Toronto's waterfront View from the CN Tower