Which river passes through Chitral?

Which river passes through Chitral?

چترال سے کون سا دریا گزرتا ہے؟
Explanation

Chitral is a town situated on the Chitral River in northern Khyber Pakhtunkhwa, Pakistan

Chitral served as the capital of the Chitral princely state that encompassed the region until its direct incorporation into West Pakistan in 1969. 

Area: 57 km²