Mona Lisa is recognized as the most expensive painting in the world. Nine artworks following behind, discover more on the ...

Some of the most exquisite and valuable art pieces are owned by private collectors ... remains in Qatar’s private collection.

Each painting has a fascinating story and offers lots of clues about what makes art valuable. These super-valuable paintings are worth hundreds of millions of dollars, and there are lots of ...

One is a portrait of a boy wearing a red hat with an unknown date ... to the High School of the Art of Painting, published after his death, is regarded as a valuable insight into Rembrandt's ...