Laguna, officially known as the Province of Laguna ( ; ), is a province in the Philippines located in the CALABARZON region in Luzon. Its capital is Santa Cruz and the province is situated southeast of Metro Manila, south of the province of Rizal, west of Quezon, north of Batangas and east of Cavite. Laguna hugs the southern shores of Laguna de Bay, the largest lake in the country. The city with the highest population (based on 2010 census) is Calamba, while the least populated is the Municipality of Famy.