Cudugnon Cave is located on Lagen Island, near Snake Island, which are all part of El Nido, Palawan. Cudugnon, which is often misspelled Codugnon, Codognun, and even Cudugnun, is located in the western part of Lagen Island and is best reached by boat. Cudugnon Cave has historical significance because artifacts, including ancient pottery and jewelry, were discovered in the cavern. The cave is also believed to be a Neolithic burial place because prehistoric human bones have been found there. Anthropologists believe that the early cave dwellers were from Borneo.