picturesque churches of pyrgos kallistis santorini scenery greece

blue domed church panagia sky greek orthodox coastal town santorini aegean island houses clifftops overlooks vast tower greece historic christianity christ jesus faith god worship pilgrimage outdoor facade exterior traditional temple religion religious tourism building landmark cyclades architecture distinctive bell bells belfry agios nikolaos pyrgos kallistis picturesque holly transfiguration savior scenery landscape sea coast churches distance dome entrance column horizon coast