The permanent display in the Main Building comprises art from various countries and from a period spanning antiquity to the beginning of the 19^th century. It includes an extensive collection of plaster casts of sculpture from Antiquity, the Middle Ages and the Renaissance, as well as original paintings, sculpture, graphics, arts and crafts. Of particular interest are the Ancient Egyptian collection; Priam’s Treasure, discovered by Heinrich Schliemann at the site of Troy; and works by leading European artists such as Botticelli, Rembrandt, Rubens, El Greco, Poussin and Watteau. The Main Building was designed by the architect Roman Klein and constructed at the turn of the 20^th century. An important role in immersion in particular historical era is played by museum interiors — the architectural design of the halls corresponds to the exhibits presented in them. Сontinuation of the museum’s exposition — at the Gallery of 19^th and 20^th Century European and American Art.