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Calamba, officially known as the City of Calamba (Tagalog: Lungsod ng Calamba), is a 1st class component city in the province of Laguna, Philippines. According to the 2020 census, it has a population of 539,671 people. It is the regional center of the Calabarzon region. It is situated 50 kilometres (31 mi) south of Manila and 37 kilometres (23 mi) west of Santa Cruz. The city is known as the "Spring Resort Capital of the Philippines" because of its numerous hot spring resorts, which are mostly located in Barangays Pansol, Bucal, Bagong Kalsada, and Lingga.