Topography of the Philippine Islands, in line with the structure of the modern mountain valleys. The islands But the high mountains around 1200-2400 meters of stone structures inside the insecurity. And with a volcanic geology is considerable. It has suffered frequent earthquakes and volcanic eruptions. There is a volcano ready to erupt at least 22 children at a time.
Volcano, including Volcano threw (Mayon) TaalVolcano (Taal) Mount Pinatubo and Mount Apo, particularly volcano threw at 2462 meters, is located in the southeast of the island. Luzon A volcano that has exploded already 48 times in the past 400 years, hit by an explosion last year in 2527 and
2549keypad every time. The major rivers of the largest and longest river Cagayan (Cagayan River) in northern Luzon.