Ravenna Mosaics and Monuments - MW&V sell this CD-Rom guide to the famous mosaics of Ravenna in four languages. Sample screen shots on-line. - http://www.mosaico.net/mosaics/Ravenna/
San Vitale, Ravenna, Italy - This octagonal church, built 526-47, is among the finest and least altered of all Byzantine buildings. Great Buildings Online provides a description and bibliography. - http://www.greatbuildings.com/buildings/San_Vitale.html
Hagia Sophia - Great Buildings Online provide photographs, 3D model, choice quotations and bibliography of the Byzantine masterpiece designed by Isidoros and Anthemios at Istanbul, Turkey, 532-7. - http://www.greatbuildings.com/buildings/Hagia_Sophia.html
Computer Model of the Hagia Sophia - Project by Princeton University in 1996. Technical details of producing the model, some photographs. - http://www.princeton.edu/~asce/const_95/const.html
Church of St. Theodore at Mistra, Greece - Photograph of the 11th-century Byzantine church from Fordham University, New York. - http://www.fordham.edu/halsall/ikon/ca10.gif