File:Callao Cave.jpg

DescriptionCallao Cave.jpg English: Inside the firth chamber of Callao Cave in Peñablanca, Cagayan. Photo was taken during Schadow1 Expeditions mapping

Callao Cave, Penablanca, Cagayan, Philippines I, the copyright holder of this work, hereby publish it under the following license: This file is licensed

Commons Attribution-Share Alike 4.0 truetrue English Cagayan Province's Cave of Wonder object has role: photographer URL: https://commons.wikimedia

Commons Attribution-Share Alike 4.0 truetrue English Callao Cave is one of 300 limestone caves located in the Barangays of Magdalo and Quibal in the

com/photos/chaolonglover/9407095908/ operator: Flickr URL: https://live.staticflickr.com/7358/9407095908_26dc15de5b_o.jpg determination method: SHA-1