Presumed to be at about four kilometer long, Cacupangan Cave System meanders beneath the haystack karst of Mabini Town in Pangasinan Province, Northwestern Luzon. Three known horizontal entrances attracts curious visitors, another recently discovered by a team of local and foreign cavers. Also, a skylight or vertical entrance has been used for vertical caving sessions by a caving and guiding club. Guided tours can be arranged with the club who can provide basic caving equipment and educational tours. Mapping has not been completed to completely document it's sinuous flooded passages.
Location:Mabini, Pangasinan, Philippines