Signac and his friends  

by Pierre Bonnard  

1904

Night Rain II  

Michael Mazur  

2009

Portrait of Emperor Nero  

by Abraham Janssens  

1618

Obama  

by Elizabeth Peyton  

2008

Photographer: Han Youngsoo  

 from Photographs of Seoul  

1956-63

Zeal  

by Antoine de Saint-Exupéry

Green Mountains, Canada  

1932  

Georgia O'Keeffe