Today, the Symington family own 1,006 hectares of vineyards in the Douro region, the largest of any producer. The company remains 100% family owned with 5 family members actively working in the company. The Douro valley enjoys a unique status as the world's oldest demarcated wine region and UNESCO world heritage site. Dow's Fine White is made from traditional white grape varieties from the Douro valley. Serve chilled with tonic water, ice, mint and lemon for the perfect summer drink.