Gungwa reOntario nderimwe remakungwa makuru mashanu ekuNorth America. Rakapoteredzwa kuchamhembe, kumadokero, uye kumaodzanyemba kwakadziva kumadokero nedunhu reCanada reOntario, uye kumaodzanyemba nekumabvazuva nedunhu reAmerica reNew York, rine miganhu yemvura inosangana pakati penyanza. Ontario, dunhu rine vanhu vakawanda muCanada, rakatumidzwa zita regungwa. Maguta mazhinji ane vanhu vakawanda muOntario, kusanganisira Toronto, guta rine vanhu vakawanda muCanada, uye Hamilton, ari kumahombekombe ekuchamhembe kana ekumadokero egungwa. Mumutauro wechiOntario, zita rekuti Ontarí' rinoreva "Gungwa reMvura Inopenya".
New York