The most common symptom of PKD is high blood pressure. Other symptoms are: 1  Pain in the back and side. 2  Blood in the urine. 3  Frequent kidney infections.he most common symptom of PKD is high blood pressure. Other symptoms are: 1  Pain in the back and side. 2  Blood in the urine. 3  Frequent kidney infections.
The longest river of Europe is the River Volga. It flows primarily in a southerly direction through Russia into the Caspian Sea. The second longest is the Danube, flows west to east before entering the Black Sea.
flickr/Ilya Schurov. The Volga is the longest river in Europe and one of Russiaâs most important rivers. Out of the 20 largest cities of Russia, 11, including its capital Moscow, are situated in the Volgaâs drainage basin.