Palace "Dulber" (beautiful), built in Koreiz for Grand Duke Peter Nikolaevich in 1895-1897 according to the project of Krasnov, is an asymmetrical two to four-storey building with more than a hundred rooms.
Different heights volumes are topped with toothed parapets and silvery domes. On the white surface of the palace walls there are carved stone inserts and mosaic compositions. The role models were the monuments of the 15th century Arab Egypt. In particular, the entrance to the palace reminds the entrance to the Cairo tomb of Kait Bey.