The researchers say that further research is needed to better understand the groundwater flows in the saltern. The Añana Salt Valley is one of the best preserved continental salterns in Europe.

Salt has been produced in this saltern in Álava for more than 7,000 years. The geological and hydrogeological complexity of the area means that in some parts of the valley very deep water flows ...

The researchers say that further research is needed to better understand the groundwater flows in the saltern. The Añana Salt Valley is one of the best preserved continental salterns in Europe. Salt ...

he Añana Salt Valley is one of the best preserved continental salterns in Europe. Salt has been produced in this saltern in Álava for more than 7,000 years. The geological and hydrogeological ...

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