The Black Rocks at Trouville by Gustave Courbet, 1865-1866, oil on canvas - National Gallery of Art, Washington - DSC00130, Gustave Courbet

The black rocks at trouville by gustave courbet, 1865-1866, oil on canvas - national gallery of art, washington, dc, usa. This painting is in the public domain because the artist died more than 70 years ago.