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Menorca: Pedreres de s'Hostal—Pedrera del Laberint (S'Hostal Quarries—Labyrinth Quarry).
The photo on the left was taken from the "balcony" shown on top of the photo on the right (and on the enlarged background behind it). Both pictures were taken a couple of hours apart, hence the different colors.

More tortuous on black: press Z (or click the photo :)