The palace and its outbuildings contain some 360 rooms, all decorated in eclectic historic styles: Neo-Renaissance (reception room, parlor), Gothic Revival (dining room), Russian Revival (Oak Hall), Rococo (White Hall), Byzantine style (study), Louis XIV, various oriental styles, and so on. This interior ornamentation, further augmented by Maximilian Messmacher in 1881–1891, is considered a major monument to the 19th-century passion for historicism. Grand Duke Vladimir decorated his apartments with his collection of Russian paintings by the best artists of his time, such as Ilya Repin, Ivan Aivazovsky, Feodor Bruni, Vasili Vereshchagin, Ivan Kramskoy, Mikhail Vrubel, Nikolai Sverchkov and .