Want this question answered?
The Alps is the longest mountain chain in Europe.
Andes is the Longest mountain chain in south america.
The Pyrenees.
The Andies is the longest.
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.
Andes is the Longest mountain chain in south america.
You may be able to find the names of the ranges that you want in the link, below. Depending on which mountains for which you want to describe a chain, you can pursue your research, below.
in south america
the alps
rocky mountains
the Andes
It would have to be the Rockies.