It would have to be the Rockies.
The longest mountain range in the U.S. is the Rocky Mountains. The tallest is the Alaska Range, which is where Mt. McKinley (also known as Denali), the tallest mountain in North America is located.
Appalachians.
Appalachian Mountains.
Rocky Mountains........... who wouldn't know that
The Appalachian Mountain chain.
It would have to be the Rockies.
The Alps is the longest mountain chain in Europe.
The longest mountain chain in the Southern United States is the Appalachian mountains. The Appalachian mountains extend from Canada to Alabama for over 2,000 miles.
The longest mountain chain in the US is the Rocky Mountains, stretching over 3,000 miles from New Mexico to Alaska. These mountains are known for their diverse ecosystems and recreational opportunities.
Andes is the Longest mountain chain in south america.
The Andies is the longest.
The longest mountain range in the U.S. is the Rocky Mountains. The tallest is the Alaska Range, which is where Mt. McKinley (also known as Denali), the tallest mountain in North America is located.
On sea, it is the Ocean Ridge which is the longest mountain chain. On land, it is the Andes Mountains which is the largest chain.
in south america
the alps
Mountain Everest is the answer whatch it here
The Andes mountain chain is the world's longest on land, stretching along the west coast of South America for about 4,300 miles (7,000 km).