Answer:

LAKEONTARIO

Answer	Crossword Clue
LAKEONTARIO	Part of HOMES
LAKEONTARIO	Sight from Toronto's CN Tower
LAKEONTARIO	Niagara River's destination

LAKEONTARIO	Receiver of Niagara Falls
LAKEONTARIO	Champlain discovery
LAKEONTARIO	One end of the Welland Canal
LAKEONTARIO	Setting of Main Duck Island
LAKEONTARIO	Member of a "great" quintet

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.