Volga river . Russia

The longest river in Europe is the Volga. Its length is 3530 km, and the pool area - 1360 thousand m2. It is an incredibly
beautiful and picturesque river.

https://24smi.org/news/70307-kuda-vpadaet-reka-volga-interesnye-fakty.html

Thanks for the support in my messages.@magnata