Bridge crossing River Neckar; Heidelberg, Baden-Wurttemberg, Germany

View of the city of Heidelberg at nighttime and a bridge crossing the River Neckar; Heidelberg, Baden-Wurttemberg, Germany

Heidelberg Castle and the old bridge over River Neckar illuminated at nighttime; Heidelberg, Germany

Heidelberg Castle and the old bridge over River Neckar illuminated at nighttime; Heidelberg, Germany

A farmer with his tractor on a road high above the Moselle river; Mosel, Germany

View of the city of Koblenz and ships in the river; Koblenz, Rhineland-Palatinate, Germany

Boats in the Moselle River with vineyards on the slopes; Mosel, Germany

Boats mooring along a river; Dinant, Ardennes, Belgium

Landshut Castle, Mosel valley; Bernkastel-Kues, Rhineland-Palatinate, Germany

Europe, France, Rhone, Lyons Cityscape And Cathedral St Jean

Half-timbered buildings in the market place; Trier, Rheinland-Pfaltz, Germany

Panorama of the town of Toledo; Toledo, Castile-La Mancha, Spain

High angle view of town hall, Alster River, Hamburg, Germany

Fog over river, River Neckar, Heidelberg, Germany

High angle view of houses along a river, Franconia, Bavaria, Germany

High angle view of a river, Moseltal River, Rhineland Palatinade, Germany

High angle view of city along river, Bruges, West Flanders, Germany

High angle view of boat in river, Danube River, Regensburg, Bavaria, Germany

High angle view of bridge across river, Teutoburger Forest, Porta Westfalica, Germany

High angle view of buildings at waterfront, Moselle River, Rhineland-Palatinate, Germany

High angle view of bridge over river, Ponte Vecchio, Tuscany, Italy, Europe

High angle view of river flowing through field, Danube River, Regensburg, Germany

High angle view of river flowing through valley, Elbe River, Saxony, Germany

High angle view of bridge over dried river, Nyons, Drome, France, Europe

High angle view of river, Neckar River, Heidelberg, Germany, Europe