Europe, Germany, Rhineland-Palatinate, Sankt Goarshausen, Burg Katz at river Rhine

travel europe germany burg katz at river rhine burg neukatzenelnbogen europe germany rheine rhineland palatinate sankt goarshausen sightseeing st goarshausen trutzburg unesco world heritage site altitude castle architecture bird's eye view building monuments castle castles fortress historical historically landscape rechtsrheinische castle river river rhine rivers shipping sights the upper middle rhine valley tourism tourist attraction travel world cultural heritage