Peñablanca
', officially the ', is a of the Philippines| in the province of,. According to the, it has a population of people.
Situated east of the provincial capital Tuguegarao, the municipality is home to the Peñablanca Protected Landscape and Seascape which contains the Callao Cave, one of the province's well-known landmarks and tourist spots.
It is also home to the charcoal-drawn Peñablanca petrographs. Both the Peñablanca petrographs and the Callao Limestone Formation are included as tentative sites of the Philippines for future inclusion in the UNESCO World Heritage List. The Callao Limstone Formation has at least 93 archaeological sites that yielded stone tools of Paleolithic industry and bones and shells of animals still living in the vicinity.
, part of the Callao Limestone Formation Paleolithic Archaeological SiteBarangays
Peñablanca is divided into 24 barangays.Demographics
In the, the population of Peñablanca, Cagayan, was people, with a density of.Climate
