Much like the old tree falling in the forest adage, if you go on holiday and don't swim or lay by a beautiful pool, was it really even a holiday? The world's best hotels have long known the value of a picturesque swimming pool. New openings and renovations seek to create that ultimate bucket-list swim, whether sky-high in a city or hidden amongst natural oases. Our editors have seen (and swum) it all and, after much-heated debate, have put together a definitive list of the world's most beautiful hotel swimming pools.
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