Geography of the Philippines Bay. Laguna de Bay, east of Manila Bay, is the largest freshwater lake in the Philippines. Several rivers have been harnessed for hydroelectric power. To protect the country's biological resources, the government has taken a first step of preparing a Biodiversity Action Plan to address conservation of threatened species. The islands are volcanic in origin, being part of the Pacific Ring of Fire, and are mostly mountainous. The highest point in the country is the peak of Mount Apo in Mindanao, which is above sea level. The second highest point can be found on Luzon at Mount Pulag, a peak
Apo Hikers a waterfall near their location. Mel confirms this and tells them that they will be passing by the waterfall when they return from the peak. At 8,000 feet from sea level, they reach Lake Venado. Night soon falls and the party sets up camp. In the morning, they prepare for a three-hour hike to the mountain's peak. At 10, 311 feet, they reach one of the eight peaks of Mount Apo. Mel shows them the volcano's old crater, which is filled with blueberry bushes. Mel also points out a protusion called "Anak ni Apo" (Filipino for "Son of Apo"), probably