Ravenna / Sant' Apollinare Nuovo

 

http://www.bluffton.edu/%5C~sullivanm/italy/ravenna/santapollinare/nuovo.html

http://www.turismo.ra.it/eng/Discover-the-area/Art-and-culture/Unesco-world-heritage/Basilica-of-Sant%27Apollinare-Nuovo 

http://www.ravennamosaici.it/?page_id=21