Image caption, Allie Nelkon sent in this picture taken at the Gocta Waterfall, Peru: "Although this waterfall is the 16th highest in the world, it was kept a secret by locals for many years and only ...

We asked our readers to send in their best pictures on the theme of "waterfalls". Here is a selection of the photographs we received from around the world. Krzysztof Suchnicki took this picture of a ...

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