Chalk Cliffs On Rugen By Caspar David Friedrich Poster Posted on 2012/10/02 by admin Chalk Cliffs On Rugen By Caspar David Friedrich. Chalk Cliffs On Rugen Masterpiece By Caspar David Friedrich. Caspar David Friedrich: German Romantic Landscape Painter,Best Known For His Mid-Period Allegorical Landscapes. product tags: caspar david friedrich, chalk, cliffs, rugen, caspar, david, friedrich, nationalpark, jasmund, romantic, landscape, paintings, museum, posters,