Sacra di San Michele, Valle di Susa, Piedmont, Italy

architecture at attraction attractions belief building buildings castle castles christian christianity cloister cloisters convent convents creed day daylight daytime deserted di during empty europe european exterior exteriors faith hill hills historic italian italy landmark landmarks mediterranean mediterranean michele monasteries monastery mountain mountains nobody outdoor photo photos piedmont range religion religious sacra san seeing shot shots sight sights south southern susa the tourist valle view views worth