The Lourdes Sanctuary is a renowned Catholic pilgrimage site located in Lourdes, France. It is famous for the Grotto of Massabielle, where Saint Bernadette Soubirous reported visions of the Virgin Mary in 1858. The sanctuary attracts millions of visitors each year, seeking spiritual healing and solace. The complex includes the Basilica of the Immaculate Conception, the Basilica of St. Pius X, and several chapels and prayer areas. The waters from the grotto are believed by many to have miraculous healing properties, making the sanctuary a significant destination for those seeking faith and hope.