historic courthause in koblenz, upper part on the rhine side

building facade architecture synagogue landmark basilica palace cathedral church arch monastery chapel window koblenz germany 2024 historic courthause upper rhine side city rhinelandpalatinate famous mosel estuary deutsches eck north mittelrheintal unesco world heritage site old town rebuild shows mix medieval buildings rivers tourism nearby olg landgericht gericht valley middle rhein river beautiful europe travel holiday destination weltkulturerbe vacation confluentes coblenz gerichtsgebacurren ude