the st. peter chapel on the petersberg in koenigswinter

architectural architecture beautiful bonn building bundesrepublik chapel church city drachenfels europe german germany grandhotel heritage historic holiday idyllic koenigswinter königswinter landmark landscape magical medieval middle rhine morning nature nature park nordrhein-westfalen old outdoor outdoors palace panorama petersberg rhein rhine land rhineland romantic scenic seven hills mountains siebengebirge sky peter tourism tourist vacation valley