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.
How do I Cruise the Greatest Rivers in Europe? Spring River Tours in Europe; Main Rivers in Russia; Rhine River Facts; Europe is a large region, with several major rivers that connect its many countries. There are five primary rivers in Europe: the Danube, the Volga, the Loire, the Rhine and the Elbe. Traveling these lengthy waterways on a river cruise is an ideal way to experience several countries in one trip.