Lake Laguna de Bay is the largest lake in the Philippines, located east of Metro Manila. It covers an area of approximately 90 square kilometers and is surrounded by several towns and cities, including Laguna and Rizal. The lake is a vital resource for fishing, agriculture, and tourism in the region. The lake is fed by numerous rivers, with the Pagsanjan River being one of the most significant. It plays a crucial role in the local ecosystem and supports various wildlife. Additionally, Laguna de Bay is known for its scenic views and recreational activities, attracting visitors year-round.