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
Bay, Laguna up the towns proper. Formerly a part of Brgy. San Antonio but when it became independent, it became a separated barangay. Both Tagumpay and San Antonio share the same Patron saint, Saint Anthony. This also applies for the feast days for both barangays share the same patron saint. This is the northernmost barangay of Bay and is one of the barangays in Bay which does not have a high school. Tricycles and jeepneys are popular modes of transportation in Bay. Buses are available to Sta. Cruz, Calamba, and Metro Manila. Bay, Laguna ', (pronounced as "Ba-eh"), officially the ', (),