The Cagayan River, also known as the Río Grande de Cagayán, is the longest river and the largest river by discharge volume of water in the Philippines. It has a total length of approximately 505 kilometres (314 mi) and a drainage basin covering 27,753 square kilometres (10,715 sq mi). It is located in the Cagayan Valley region in northeastern part of Luzon Island and traverses the provinces of Nueva Vizcaya, Quirino, Isabela and Cagayan.
The river as it passes through Jones in Isabela
Cagayan Valley, designated as Region II, is an administrative region in the Philippines. Located in the northeastern section of Luzon, it is composed of five Philippine provinces: Batanes, Cagayan, Isabela, Nueva Vizcaya, and Quirino. The region hosts four chartered cities: Cauayan, Ilagan, Santiago, and Tuguegarao.
Image: Palaui Island Sta. Ana, Cagayan
Image: Allan Jay Quesada Tumauini Cathedral afternoon exterior DSC 0158
Image: The forested edge of the Mt. Cagua volcanic crater Zoo Keys 266 001 g 009
Image: Wakay Beach Sabtang Batanes 2