At the center: Santa Cova Chapel. It is one of the most popular and revered attractions at Montserrat. Santa Cova is often referred to as 'The Holy Grotto'. It is an important place of pilgrimage for religious people who are visiting Montserrat Monastery. At the sight of the Holy Grotto the image of the Virgin Mary was believed to have been sighted inside a cave. This legend was first referred to in text dating back to 1239.