guardhouse hochwacht and thick tower dicker turm, being part of esslingen castle, esslingen am neckar, baden-württemberg,

architectural architecture attraction baden badenwafrac14 badenwuerttemberg big bisch building castle centre city construct construction cultural culture dicker district downtown esslingen europe fortification germany guardhouse heritage historic hochwacht landmark location locations mediaeval monument neckar old picturesque rttemberg schwacurren schwaebisch seeing sky southern stuttgart style swabian the thick tower town townscape turm view wafrac14 wall world worth wuerttemberg