Sanski Most
The Sana flows through both entities of Bosnia and Herzegovina. Its source is located in Republika Srpska, after which it crosses the entity line and enters the Una - Sana Canton where it flows through Ključ and Sanski Most. After exiting Sanski Most, it crosses the entity line again and takes a sharp left turn at the foot of the Kozara mountain, after which it enters Prijedor and continues to flows towards its confluence with the Una in Novi Grad. The major cities and towns located on the banks of the river are Prijedor, Sanski Most and Ključ.