"Rooms for Tourists, like most of Hopper's scenic paintings, displays the importance of light as a dramatic element. The mood in pictures depends on the special character of light at different times of day, the light also creating a common basis for architectural forms and natural phenomena. Architecture's geometric order and nature's more varied structure are brought together by the clearly delineated shadows, which, however..." http://www.edwardhopper.net/rooms-for-tourists.jsp#prettyPhoto