nassau, germany - 08 12 2020: oranier caste in lahn valley, burg nassu

building landmark castle tower fortification monastery tourism ruins tree hill estate town village terrain mountain nassau historic small lahn valley westerwald taunus burg connection dutch royals originally area dated back 1093 in1124 changed look summer open visitors germany 2020 bridge flower pot front factory 1124 narrow street nassu 2020: oranier caste lah