Peñablanca, officially the Municipality of Peñablanca, is a municipality in the province of Cagayan, Philippines. According to the 2024 census, it has a population of 50,856 people.
Pinacanauan River
The fifth chamber of the Callao Cave, part of the Callao Limestone Formation Paleolithic Archaeological Site
Callao Cave is one of 300 limestone caves located in the Barangays of Magdalo and Quibal in the municipality of Peñablanca, about 24 km northeast of Tuguegarao City, the capital of Cagayan province wi