    the ravi (, , , , is a trans-boundary river flowing through northwestern india and eastern pakistan. it is one of the six rivers of the indus system in punjab region (name of punjab means "five rivers"). under the indus waters treaty of 1960, the waters of the ravi and five other rivers are divided between india and pakistan. subsequently, the indus basin project has been developed in pakistan and many inter-basin water transfers, irrigation, hydropower and multipurpose projects have been built in india. ==history== according to ancient history traced to vedas, the ravi river was known as iravati (also spelt airavati) part of the battle of the ten kings was fought on a river, which according to yaska (nirukta 9.26) refers to the iravati river (ravi river) in the punjab. ==geography== the ravi river, a trans-boundary river of india and pakistan, is an integral part of the indus river basin and forms the headwaters of the indus basin. the waters of the ravi river drain into the indian ocean through the indus river in pakistan. the river rises in the bara bhangal, district kangra in himachal pradesh, india. the river drains a total catchment area of  in india after flowing for a length of . flowing westward, it is hemmed by the pir panjal and dhauladhar ranges, forming a triangular zone.{{cite book|last=jain|first=sharad.k.|coauthors= pushpendra k. agarwal an
IndiaaPakistan_border Indus_basin Inter-state_disputes_in_India International_rivers_of_Asia Rigvedic_rivers Rivers_of_Himachal_Pradesh Rivers_of_Jammu_and_Kashmir Rivers_of_Pakistan Rivers_of_Punjab,_India Tributaries_of_the_Indus_River