The Alte Nationalgalerie (lit. Old National Gallery) is a listed building on the Museum Island in the historic centre of Berlin, Germany. The gallery was built from 1862 to 1876 by the order of King Frederick William IV of Prussia according to plans by Friedrich August Stüler and Johann Heinrich Strack in Neoclassical and Renaissance Revival styles. The building's outside stair features a memorial to Frederick William IV.

From Wikipedia