Considered to end at the Karambar Pass, these mountains are sometimes judged an extension of the Karakorams.  
Its western section is also known as the Baba Mountains, while the east has this range's tallest mountains, including Nowshak, Istoro Nal, and Tirich Mir.  Considered to end at the Karambar Pass, these mountains are sometimes judged an extension of the Karakorams.  For ten points, name this mountain system north of the Indus River valley, located mostly in Pakistan and Afghanistan.
Its western section is also known as the Baba Mountains, while the east has this range's tallest mountains, including Nowshak, Istoro Nal, and Tirich Mir.  
Hindu Kush