I am kind of nerd and I love finding cool stuff / references online!!! Here anotehr GRET one. If you love learning more and more and like a special attention, you will just love KHAN ACADEMY, an online academy with tons of educational videos of various subjects...AND AND AND among of them is ART HISTORY!
Rothko, No. 3/No. 13, oil on canvas, 1949 from Smarthistory Videos on Vimeo.