Peñablanca Protected Landscape and Seascape is a renowned biodiversity hotspot and cultural treasure in northern Luzon, offering stunning limestone karst landscapes, rich cave systems, and vibrant coastal waters perfect for nature and adventure enthusiasts.
Located in the province of Cagayan in northern Luzon, Philippines, the Peñablanca Protected Landscape and Seascape spans a diverse terrain of rugged limestone mountains, intricate cave systems, and a coastal marine environment along the Babuyan Channel. Established in 1994, the protected area covers both terrestrial and marine ecosystems, making it one of the most ecologically significant conservation zones in the country. The park is best known for its extensive cave systems, including the famous Callao Cave which features a well-lit natural cathedral with seven chambers and attracts thousands of visitors yearly. These caves harbor important archaeological artifacts and represent a significant natural heritage. The surrounding karst forests support a wide array of endemic and endangered wildlife, including Philippine deer, monitor lizards, and numerous bird species. The seascape portion protects vital coral reefs, mangroves, and fisheries that sustain local communities. Recreation opportunities are rich and varied, ranging from guided cave explorations, hiking through the limestone hills, bird watching, to snorkeling and diving along the coastline. Visitors are drawn to the park for its mix of adventure, natural beauty, and cultural significance. Additionally, local indigenous groups contribute to the cultural landscape, maintaining traditional practices and stewardship roles. Peñablanca offers an immersive experience that connects nature lovers with both geological wonders and living ecosystems, supported by community-based conservation efforts.
Callao Cave – Iconic seven-chamber limestone cave with natural skylights
The extensive karst limestone formations supporting unique biodiversity
Rich marine ecosystems featuring coral reefs and mangrove forests
Ancient archaeological finds and indigenous cultural heritage sites
A world-famous cave system known for its natural cathedral-like chamber illuminated by seven skylights.
Dramatic limestone hills and cliffs creating unique ecosystems and scenic backdrops.
Protected coral reefs, seagrass beds, and mangrove forests that provide habitat for diverse marine species.