What is the most south country in South America?

The southernmost country in South America is Chile. It is a long, narrow country that stretches along the western coast of the continent. Chile is bordered by Peru to the north, Bolivia and Argentina to the east, and the Drake Passage and Antarctica to the south. Chile is home to a variety of landscapes, including the Andes Mountains, the Atacama Desert, and the Patagonian Fjords. The country is also known for its wine production and its rich cultural heritage.