The Panama Canal and Central America and the Caribbean sea. Here is a picture of the Panama canal
The Isthmus of Panama separate the continents.
The Andes Mountain Range runs the length of South America's western area. It acts to divide the continent completely from north to south.
Latin America. Also North America, if you have to divide the Americas between North and South America.
The two political countries that divide the Caribbean are Haiti and the Dominican Republic, sharing the island of Hispaniola.
The Great Divide is the physical region of north America runs the greatest distance from north to south. This is a very important region.
The dividing line between North and South America is typically considered to be the Panama-Colombia border. This is where the narrowest point of the Americas, known as the Isthmus of Panama, connects the two continents.
mexico and panama
Technically it belongs to North America, but people tend to divide it into three parts.
South of North America is South America.
South America
The Continental Divide runs from the top of North America down to the southern most tip of South America. The Continental Divide splits North America and runs down the western side of South America.
North America
The continent south of North America is South America.