Callao Cave is one of the limestone caves located in the Municipality of Peñablanca, Cagayan province, in the Philippines… | Tourist attraction, Tourist, Ecotourism
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The location of Callao Cave and other sites mentioned in the text. | Download Scientific Diagram
6 Must-Sees in Callao Cave, Peñablanca, Cagayan, Philippines – TravellingPeoples.com
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Callao Cave System, one of the largest cave systems in the Philippines is here at Cagayan : Schadow1 Expeditions | A travel and mapping resource for the Philippines
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Callao Cave | Penablanca, Cagayan Valley - Travel Trilogy
2 The locations of the Callao Cave excavation units. Source: A. Mijares. | Download Scientific Diagram
CALLAO CAVE | cave, solutional cave | Callao Cave, Philippines ♥ • Callao Cave is one of the limestone caves located in the municipality of Peñablanca, Cagayan province, in the Philippines.... | By CTPH TOUR | Facebook
The secrets of Callao Cave – Land of Smiling Beauty
Callao Cave Travel Guide 2023: See the Icon of Cagayan
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Cagayan - Exploring Callao Cave, my 2nd Spelunking Adventure | Blogs, Travel Guides, Things to Do, Tourist Spots, DIY Itinerary, Hotel Reviews - Pinoy Adventurista
Chamber Hopping at Callao Cave | Tuguegarao - Nomadic Experiences