The Living Subterranean Sierra Cave

The Pillars at Sierra Cave, Cagayan Valley

The Pillars at Sierra Cave, Cagayan Valley

Callao Cave may be the more popular cave in the Penablanca’s Callao Cave National Park but the subterranean Sierra Cave, located only 20 meters away is a perfect example of a living cave. It’s a perfect cave for studying speleothems due to its pristine and well preserved state.

Cape Bolinao Lighthouse

Bolinao Lighthouse

Bolinao Lighthouse

Cape Bolinao Lighthouse, which stands 101 feet tall atop Punta Piedra Point in Barangay Patar in Bolinao, Pangasinan, is the second tallest Lighthouse in the Philippines, next to Cape Bojeador in Ilocos Norte. The lighthouse was built by the combined efforts of Filipinos, American and British engineers in 1905.