Bordeaux wine can "see the river" from their vineyards. The majority of land facing riverward is occupied by classified estates. Red Bordeaux is generally made from a blend of grapes. Permitted grapes are Cabernet Sauvignon, Cabernet Franc, Merlot, Petit Verdot, Malbec and rarely Carménère. Today Carménère is rarely used, with Château Clerc Milon, a fifth growth Bordeaux, being one of the few to still retain Carménère vines. As a very broad generalisation, Cabernet Sauvignon (Bordeaux's second-most planted grape variety) dominates the blend in red wines produced in the Médoc and the rest of the left bank of the Gironde estuary. Typical top-quality
South West France (wine region) not used in Bordeaux are common, such as Tannat. Finally, in the areas closest to the Pyrenees, wines are made from local varieties, such as Gros Manseng and Petit Manseng. The south-west region was first cultivated by the Romans and had a flourishing wine trade long before the Bordeaux area was planted. As the port city of Bordeaux became established, wines from the "High Country" would descend via the tributaries of the Dordogne and Garonne to be sent to markets along the Atlantic coast. The climate of the inland region was generally warmer and more favorable than in Bordeaux, allowing