Home Learn DOCa (Denominacin de origen calificada) Decanter Staff November 11, 2010 The highest quality wine designation in Spain. Rioja was the first DO to be promoted. Written by Latest Wine News English Pinot wine estate goes on sale at £1.65m Andrew Jefford: ‘We face three challenges: lack of rain, manpower and tourism’ US winery makes history with ‘Châteauneuf-du-Pape grapes’ Photo highlights: Decanter Fine Wine Encounter NYC 2025 DWWA 2025 results sneak preview: Styles to watch