interior design of the rooms at Sanssouci Palace in the style of the Frederician Rococo, and Karl Friedrich Schinkel, who designed the interiors at Charlottenhof Palace. The spectrum of rare, luxury surfaces [...] surfaces in the Prussian palaces and their many adjacent buildings ranges from technically complex wall paintings and murals to stencil ornamentation, metal coatings, lacquering, painted surfaces and faux [...] in 2014, of the technically complex and intricately designed ceiling of the Grotto Hall in the New Palace that included an abundance of minerals, precious and semi-precious stones, glass stones, colored