kaub, germany - 06 14 2021: burg pfalzgrafenstein in the rhine, burg gutenfels on the hill

sea river vehicle bay coast waterway vacation boat tourism lake boating reservoir town water shore watercraft channel harbor mountain pfalzgrafenstein medieval customs castle rhine island kaub surrounded sides reached located unesco world heritage site mittelrheintal middle valley castles including burg gutenfels hills germany 2021 steep vineyards insel rheininselwerth europe classic rhin city walls tower background 2021: hill kaub boat mittelrheintal