Remains of a prehistoric workplace inside the church of Yuso

The team working on the restoration of the Monastery Church of Yuso, in San Millan de la Cogolla ( Rioja) have discovered, at the back end of the church, the remains of a prehistoric work place, about four thousand years old,. The find happened during the archaeological dig being done inside the monastery church. The building is a World heritage site and will be completely refurbished within three years.