Colares sand wine - Sintra
Quinta Verde - just north of Sintra

Colares sand wine - Info from Wikipedia
Colares is type of wine produced in sandy soils outside Lisbon between the foothills of Sintra and Roca Cape. Because of Lisbon's urban sprawl, the lands available for vineyards became so small, that the demands has always been higher than the production, making it one of the most expensive Portuguese wines. The Colares sand wine tastes has a soft blend of nuts and red fruits. Preferred temperature for consumption is 18 degrees Celsius for red wines and 12 for white wines.

