Giorgione, _The Adoration of the Shepherds_ , 1505-1510, oil on panel, 90.8 x 110.5 cm / 35 3/4 x 43 1/2 in. (National Gallery of Art, Washington D.C.) Speakers: Dr. Heather Horton and Dr. Mark Trowbridge
License: CC BY-NC-SA by Khan Academy