The term 'RIVER THROUGH BERLIN' can be summarized by two crossword solutions: SPREE (5 letters) and HAVEL (5 letters). The SPREE is a river that flows through the center of Berlin, Germany, and is a tributary of the River Havel. The Havel is a major river in north-eastern Germany, flowing through the German states of Mecklenburg-Vorpommern, Brandenburg, Berlin and Saxony-Anhalt. Both rivers are important to the city of Berlin, providing transportation routes, recreational activities, and a source of drinking water.