Unique Santorini architecture, church with blue cupola, Greece. Toned // church, building, santorini, aegean, architecture, blue, caldera, dome, greece, greek, island, mediterranean, sea, sky, travel, white, cyclades, europe, landmark, landscape, oia, summer, tourism, town, traditional, vacation, volcano, beautiful, christianity, cross, fira, house, thira, village, water, religion, cupola, holiday, nature, city, cliff, colorful