Pica, Chile
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Pica is a Chilean town and commune in Tamarugal Province, Tarapacá Region. Situated in the inland of the Atacama Desert on an oasis, Pica is famous for its small and unusually acidic lemons. The town has a communal spring with a surface temperature of 40º Celsius, which makes it a popular bath place in the middle of the dessert. It has hotels and all basic services.