First rising to prominence as the winemaker at his family estate Castro Ventosa, Raul Perez branched out on his own in 2004 and now maintains a dizzying array of projects in Bierzo and further afield in Rias Baixas, Ribeira Sacra, and the Douro with Dirk Niepoort. In fact, it is near-impossible to keep track of all the labels with which Raul Perez is involved – he thinks it is close to 100.

La Vizcaina cellars is crammed to the rafters with barrels that contain either the next-big-thing, or purely experimental wines, in the truest sense of the word. Bierzo is still a region largely untapped by producers, as the great vineyards of the Northern Rhone or Burgundy once were too.

First rising to prominence as the winemaker at his family estate Castro Ventosa, Raul Perez branched out on his own in 2004 and now maintains a dizzying array of projects in Bierzo and further afield in Rias Baixas, Ribeira Sacra, and the Douro with Dirk Niepoort. In fact, it is...