The Bara River originates in Tirah Valley and joins:

The Bara River originates in the Tirah Valley, a mountainous region in Khyber Pakhtunkhwa, Pakistan. It is a significant tributary that flows through the region before eventually joining the River Kabul. The River Kabul itself is a major river in Afghanistan and Pakistan, which later merges with the Indus River. The Bara River plays a crucial role in the local ecosystem and provides water resources to the surrounding areas.

• The River Swat is a separate river system in Khyber Pakhtunkhwa and does not receive the Bara River.
• The River Indus is the largest river in Pakistan, but the Bara River joins the Kabul River, which then flows into the Indus.
• The River Kurram is another tributary in the region, but the Bara River does not join it; it has its own distinct course.