Taal Lake Taal Lake Taal Lake, formerly known as Bombón Lake, is a freshwater lake in the province of Batangas, on the island of Luzon in the Philippines. The lake fills Taal Caldera, a large volcanic caldera formed by very large eruptions between 500,000 and 100,000 years ago. It is the country's third largest lake after Laguna de Bay and Lake Lanao. Volcano Island, the location of Taal Volcano's historical eruptions and responsible for the lake's sulfuric content, lies near the center of the lake. There is a crater lake on Volcano Island. Known as the Yellow Lake or the Main Crater
Bumbungan River from the Sierra Madre Mountains, in the highlands of Cavinti town, flowing through the town of Pagsanjan and ending in Lumban where it drains to Laguna de Bay, the largest lake in the country. Bumbungan is one of 21 major tributaries of the lake and responsible for up to 35% of the water that flows into the lake. It is regularly monitored by the Laguna Lake Development Authority(LLDA) through one of its 15 river monitoring stations. Located about southeast of Manila, the Bumbungan River is a major tourist attraction within the Pagsanjan Gorge National Park with its rapids and waterfalls.