Hermitage Museum Andrew W. Mellon acquired 21 works of art from the Hermitage and later donated to form a nucleus of the National Gallery of Art in Washington, D.C. (see also Soviet sale of Hermitage paintings). With the German invasion of the Soviet Union in 1941, before the Siege of Leningrad started, two trains with a considerable part of the collections were evacuated to Sverdlovsk. Two bombs and a number of shells hit the museum buildings during the siege. The museum opened an exhibition in November 1944. In October 1945 the evacuated collections were brought back, and in November 1945 the museum
Hermitage Museum Greek revival style for the display of coins, is now used for temporary exhibitions. The Gallery of the History of Ancient Painting adjoins the Knights' Hall and also flanks the skylight rooms. It was designed by Leo von Klenze in the Greek revival style as a prelude to the museum and features neoclassical marble sculptures by Antonio Canova and his followers. In the middle, the gallery opens to the main staircase of the New Hermitage, which served as the entrance to the museum before the October Revolution of 1917, but is now closed. The upper gallery of the staircase is