Active VolcanoesMayon Volcano – Albay, Bicol RegionTaal Volcano – Batangas, Southern LuzonKanlaon Volcano – Negros IslandBulusan Volcano – SorsogonHibok-Hibok – CamiguinEarthquake-Prone AreasMindoroMetro Manila (due to the West Valley Fault)Eastern SamarSurigao del NorteDavao RegionMountain RangesSierra Madre – Eastern Luzon (longest mountain range)Cordillera Central – Northern LuzonCaraballo Mountains – Between Sierra Madre and CordilleraCentral Panay Range – Western VisayasDiwata Mountains – Eastern MindanaoMost earthquakes occur along fault lines like the Philippine Fault Zone, and volcanoes are part of the Pacific Ring of Fire, which makes the country prone to natural disasters.