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The Appalachians constitute the principal relief on the eastern part of the continent, while in the west, a high mountain chain (the Rocky Mountains and the Sierra Madre) follows the coast from Alaska to Mexico.
The longest gorge in the world (350 km); the Colorado River flows through it.
Gulf of California
Separates the Baja California peninsula from the continent.
Gulf of Mexico
Part of the Atlantic located between the U.S., Mexico and Cuba.
Vast plateau characterized by aridity in the northwest and abundant precipitation in the south, where a dense forest grows.
Extends from the Isthmus of Tehuantepec in Mexico to the Isthmus of Panama.
Isthmus of Panama
Cut by a canal with locks that is 80 km long. The Panama Canal opened in 1914 allowing maritime traffic to travel between the Caribbean Sea and the Pacific Ocean.
Body of water (2.75 million km2) located between Central America and the northern portion of South America.
Archipelago that includes more than 700 islands, including the Greater Antilles in the north (Cuba, Haiti, Jamaica, Puerto Rico) and the Lesser Antilles in the east.
The Mississippi (3,780 km) drainage basin covers the entire area between the Rocky Mountains and the Appalachians.
Old massif extending over 2,000 km from the Canadian border to Alabama; its highest peak is Mount Mitchell (2,037 meters).
Saint Lawrence River
River (over 1,100 km) that drains southeastern Canada and empties into the Atlantic Ocean.
These five lakes constitute the world’s largest reserve of fresh surface water (246,000 km2).
Archipelago that is an extension of Alaska; it is composed of 150 islands and islets stretching over more than 1,700 km.
Gulf of Alaska
Northeast part of the Pacific Ocean, bordering Alaska.
Second largest island in the world (over 2 million km2) after Australia.
Island in the Arctic archipelago; the Baffin Sea separates it from Greenland.
Vast gulf that opens onto the Atlantic Ocean through the Hudson Strait; the bay is frozen seven months a year.
Canada’s longest river (4,241 km).
Part of the Arctic Ocean between Alaska and the Arctic archipelago.
Some 100 km wide, it connects the Pacific Ocean to the Arctic Ocean.
Eastern margin of the western cordilleras, extending from Alaska to Mexico.