PHILIPPINES CAGAYAN VALLEY ADVENTURE TOUR
Cagayan Valley Adventure Tour, Philippines
Watch tens of thousands of bats stream out of caves over the Pinacanauan River.
Explore the famous Callao Caves (Penablanca), where a 206-step fight of stairs leads you to a beautiful little chapel with pews and an altar, and the Sierra Cave, with its amazing stalactites and stalagmites.