Bordeaux wine regions all the producers within a given area: rather, only the producers (universally known as "châteaux", although not usually possessing the architectural grandeur that might imply) perceived as being of an unusually high standard are included in the classification. The châteaux included in the classification are referred to as "classed" or "classé", and those not included are referred to as "unclassed". Some classifications sub-divide the classed châteaux, according to the perceived quality. On the Left Bank, the Bordeaux Wine Official Classification of 1855 is the starting point for classification. Although this purports to be a classification of all Bordeaux wine, it
Ancient Rome and wine ripening of grapes. In the 1st century AD, Pliny notes that the settlement of Vienne (near what is now the Côte-Rôtie AOC) produced a resinated wine that fetched high prices in Rome. Wine historian Hanneke Wilson notes that this Rhone wine was the first truly French wine to receive international acclaim. The first mention of Roman interest in the Bordeaux region was in Strabo's report to Augustus that there were no vines down the river Tarn towards Garonne into the region known as Burdigala. The wine for this seaport was being supplied by the "high country" region of Gaillac in