North America is the third-largest continent, situated in the Northern and Western Hemispheres and bordered by the Arctic Ocean to the north, the Atlantic Ocean to the east, the Pacific Ocean to the west, and South America to the southeast. It includes countries such as Canada, Mexico, and the United States, along with Central America, the Caribbean, and Greenland. The continent features diverse geography, from the Arctic tundra to tropical rainforests and encompasses a wide range of cultures, languages, and ecosystems.