Edgar Degas caught the high life and low life of the Paris Opera. Carolyn Stewart goes behind the curtain.

John Ruskin may not have set foot in the New World, but with a watercolor boulder as his emissary he changed the landscape of American art.

Paul Cézanne was prematurely bald, and impressively so. In the NGA’s exhibition “Cézanne Portraits,” the post-Impressionist master has applied his trademark honesty to his own image.

Gustave Caillebotte’s work provides an uncensored, rich and occasionally rough-around-the-edges view of an artist and the Impressionist movement in its formative stages.