Explanation

The Kirthar Mountains are a mountain range that marks the boundary between the Pakistani provinces of Balochistan and Sindh

Kirthar Mountains, a mountainous region in southern Pakistan.

It stretches about 300 km south from the Murat River in central-eastern Balochistan to Cape Muari (Monze), west of Karachi in the Arabian Sea.

The mountains form the boundary between the lower Indus River basin (east) 

The highest peak of the mountains is Zardak Peak at 7,430 ft (2,260 m).