circular stained glass windows & detail of dome surmounting the rosary basilica at the sanctuary of our lady of lourdes

interior dome mosiac depiction par jesus sanctuary lady lourdes occitanie occitania france french sanctuaire notredame catholic marian mary shrine town hautespyrenees religious monument grotto massabielle basilica immaculate conception rosary upper lower underground pius tourism religion church eglise important site bernadette soubirous spirituality christianity gothic byzantine architecture healing miracle apparition holy water gave river pau circular detail surmounting pilgrimage includes buildings monuments apparitions occurred basilicas: france basilica window