"the National Gallery"

The National Gallery in Trafalgar Square
Creative Commons AttributionThe National Gallery in Trafalgar Square - Credit: Wootang01

The National Gallery houses a permanent national art collection. 

The collection came into being with bequests of paintings by John Julius Angerstein in 1823 and Sir George Beaumont in 1826, which were at first displayed in Pall Mall.  The permanent building in Trafalgar Square opened in 1838.