It would be Canada.
Canada is the largest country in North America. Some classifications combine North America and South America into a single continent, named America.
Lake Superior is the largest lake in North America. It is between the United States and Canada.
The Rocky Mountains is the largest mountain range in North America, almost 5,000 km long.
The Lake Superior
The two continents with the largest earthworms are Europe and North America.
America is the name of the supercontinent made up of North America and South America. In North America, the largest country by population and the second-largest country by area is The United States of America (USA). For a long time many have used the name America as short for United States of America, and the word American has long been used to refer to a person from the United States. That is confusing because one usually has no way of knowing if the speaker is referring to the continent or the country, so it's becoming more popular to say U.S. instead.
south America
Brasilia.
asia
Brazil
North America, Australia, and Antarctica contain no landlocked countries.