Fırtına River

Fırtına or Peruma is one of the main water streams of Rize Province in the eastern Black Sea Region of Turkey. Its name is Turkish for "storm water". There is a group of more than 20 well-preserved Ottoman-era bridges over the Fırtına Deresi.

Description
The Fırtına Deresi rises in Kaçkar Mountains in Rize Province and flows to the Black Sea, passing Çamlıhemşin and Ardeşen. It is 68 km long.