statue of our lady of immaculate conception with a rosary in the grotto of massabielle in lourdes

basilica bernadette candles candlestick catholic catholics cave chapel church conception figure france french god green grotto holy immaculate kneeling lady lourdes marian mary massabielle niche notredame our pilgrimage pilgrims prayer praying religion religious rock roman rosary sacred sanctuaries sanctuary shrine spiritual statue statuette tourists venerated virgin