The northern continent of the Western Hemisphere, extending northward from the Colombia-Panama border and including Central America, Mexico, the islands of the Caribbean Sea, the United States, Canada, and Greenland.
Large (continuous) bodies of saltwater, covers 70% of Earth's surface.
Smaller than an ocean
Large bodies of freshwater.
Continent or large body of land.
A large landform that rises above the surrounding land.
Earth's highest mountain above sea level