Oropa is a frazione of the municipality of Biella, in Piedmont, northern Italy. It is famous for the Black Virgin of Oropa. Her statue is located in the Sanctuary of Oropa, the basilica of the Sacro Monte di Oropa, one of the Sacri Monti. It is an important destination for local tourism and pilgrimage. In 1874 was established a meteorogical station by Francesco Denza. In 1998 was opened the botanical garden.