Koblenz Fortress, Rhine valley, Koblenz, Rhineland-Palatinate, Germany, Europe

travel destination photography horizontal koblenz fortress rhine valley koblenz rhineland palatinate germany europe day building building exterior landscape physical geography non urban scene nobody water 19th century prussian fortress hilltop tree traditionally german sky blue cloud river cable car transport old history the past connection outside no one no one colour image colour color image color topography fort forts fortified fortification protection defence landscapes tradition traditional germany german europe european