Cagayan is a province located in the northern part of the Philippines, known for its rich natural resources and diverse landscapes. It is bordered by the Philippine Sea to the east and is home to the Cagayan River, the longest river in the country. The province features a mix of coastal areas, mountains, and valleys, making it a hub for agriculture and fishing. The capital city of Cagayan is Tuguegarao, which serves as the administrative and economic center of the province. Cagayan is also famous for its historical sites, such as the Callao Cave, which is a popular tourist destination. The province's culture is influenced by various indigenous groups and has a vibrant local community.