Stock Photo - The Acantilado Flysch in Zumaia - Basque Country. Flysch is a sequence of sedimentary rock layers that progress from deep-water to shallow-water shales and sandstones.

Stock Photo: The Acantilado Flysch in Zumaia - Basque Country. Flysch is a sequence of sedimentary rock layers that progress from deep-water to shallow-water shales and.

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