Nuremberg, Bavaria, Germany

Nuremberg Castle is a historical building on a sandstone  rock in the north of the historical city of Nuremberg. It. comprises three sections: the Imperial castle  (Kaiserburg), some buildings of the Burgraves of Nuremberg  (Burggrafenburg), and the municipal buildings of the Imperial City  at the eastern site (Reichsstädtische Bauten). The castle, together with the city walls, is considered to be one of Europe's most formidable medieval fortifications.
Based on Wikipedia-04.03.2015

RR Slavic countries, gr. 40, Limes