Callao has become an icon and postcard-perfect image of Cagayan Tourism. Peñablanca is a Protected Land and Seascape Area and this covers Callao Eco Niche and Conservation Park. It has gone beyond just being the preferred tourist destination in the Province, or a drop back for movies. Callao has also redefined human history with the groundbreaking discovery of the Homoluzonensis which has since put Cagayan on the map of the scientific community. Discover the past, present and future when you visit Callao