#Niagara__Niagara_Falls  waterfall in Canada is the Horseshoe Falls; in the United States it is the American Falls
  supertype:  waterfall__falls__fall__cascade__cataract  a steep descent of the water of a river
  part:  American_Falls  Canadian_Falls
  part of:  Ontario  a prosperous and industrialized province in central Canada
     part of:  Canada  a nation in northern North America; the French were the first Europeans to settle in mainland Canada; "the border between the United States and Canada is the longest unguarded border in the world"
        part of:  North_America  a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
           part of:  northern_hemisphere  the hemisphere north of the equator
           part of:  western_hemisphere__westernhemisphere__occident__New_World  the hemisphere that includes North and South America
           part of:  the_Americas__America  North and South America
  part of:  New_York_State__New_York__Empire_State__NY  a Mid-Atlantic state; one of the original 13 colonies
     part of:  Mid-Atlantic_states  a region of the eastern United States comprising New York and New Jersey and Pennsylvania and Delaware and Maryland
        part of:  USA__United_States_of_America__United_States__America__US__U.S.__U.S.A.  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
           part of:  North_America  a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
  part of:  Niagara_River__Niagara  a river flowing from Lake Erie into Lake Ontario; forms boundary between Ontario and New York
     part of:  Canada  a nation in northern North America; the French were the first Europeans to settle in mainland Canada; "the border between the United States and Canada is the longest unguarded border in the world"
     part of:  USA__United_States_of_America__United_States__America__US__U.S.__U.S.A.  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776

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