The Himalaya Mountain region :
There are three main Mountain ranges under the Himalayan mountain region
- The Great Himalayas or Inner Himalayan Range.
- The Lesser Himalayas or The Himachal range.
- The Outer Himalayas or The Shiwalik range.
The Great Himalayas :
It is also known as the Himadri or Main Himalayas or the snowy Himalayas.
Extension : from the Gorge of Indus to the bend of Brahmaputra.
High peaks are located in this range ; Eg : Sagar Matha.
Ganga, Yamuna and their tributaries originate from this range.
Indus, the Brahmaputra and Alaknanda rivers have made antecedent valleys by
passing through this range.