Catanduanes, officially the Province of Catanduanes, is an island province located in the Bicol Region of Luzon in the Philippines. It is the 12th-largest island in the Philippines, and lies to the east of Camarines Sur, across the Maqueda Channel. Its capital, and most populated town, is Virac. Catanduanes had a population of 271,879 people as of the 2020 census. From Wikipedia