San Giulio is a small island located in Lake Orta, Italy. It is known for its picturesque scenery and historical significance. The island is home to the ancient Basilica di San Giulio, which dates back to the 4th century and features beautiful frescoes and a peaceful atmosphere. Visitors can explore the charming streets of San Giulio, lined with quaint houses and shops. The island is also famous for the Cloisters of San Giulio, a serene area that offers stunning views of the lake. It is a popular destination for those seeking tranquility and natural beauty.