Little cave in the 'Parque de el Retiro' in Madrid, Spain. Near the Palacio de Cristal, there is a little lake with an artificial (I guess) cave with a little window on a waterfall. Ideal to take a photo.
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Little cave in the 'Parque de el Retiro' in Madrid, Spain. Near the Palacio de Cristal, there is a little lake with an artificial (I guess) cave with a little window on a waterfall. Ideal to take a photo.