Welcome to the San Alfonso del Mar, a private resort in Algarrobo, Chile that is home to the world’s largest swimming pool, holding the Guinness World Record for largest swimming pool by area. It stretches just over a kilometre, 13m more to be precise, and covers 20 acres with a maximum depth of 35.1 m. It contains 250 million litres of seawater supplied from the pacific ocean which is pumped by a computer-controlled suction and filtration system and treated before entering the pool..
