Are The Andes The Longest Mountain Range In South America?

Are The Andes The Longest Mountain Range In South America? How long is the Andes mountains range? The Andes are the world’s longest continental mountain range, about 9,000 km in all. They lie as a continuous chain of highland along the western coast of South America, along that route, they cross through Ecuador, Peru, and

How Old Are Appalachian Mountains?

How Old Are Appalachian Mountains? The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They once reached elevations similar to those of the Alps and the Rocky Mountains before experiencing natural erosion. Are the Appalachian Mountains older than the dinosaurs? The Appalachian mountains aren’t smaller than other ranges to the West