Loire Valley (wine) (where Pouilly-Fumé is made) sit on opposite sides of the Loire river with Sancerre being about to the northwest of Pouilly. The "Fumé" is said to come from the "silex" flint interspersed with the limestone in the area that can give a smoky gunflint note to the wine. Another possibility for the name is the early morning fog created by the Loire river that can blanket the vineyards. Wines labeled with just Pouilly or Pouilly-sur-Loire are often made from the Chasselas grape. Unlike many areas of France, the Sancerre region is heavily mechanized with the use of mechanical harvesting rather
Loire lower Loire found its source upstream of Orléans in the region of Gien, flowing westward along the present course. At a certain point during the long history of uplift in the Paris Basin, the lower, Atlantic Loire captured the "palaeo-Loire" or "Loire séquanaise" ("Seine Loire"), producing the present river. The former bed of the "Loire séquanaise" is occupied by the Loing. The Loire Valley has been inhabited since the Middle Palaeolithic period from 40–90 ka. Neanderthal man used stone tools to fashion boats out of tree trunks and navigated the river. Modern man inhabited the Loire valley around 30 ka.