In fact, there are geographical similarities, as the Columbia Valley lies between 46 ° and 48 ° north latitude, at the same level with the top layers of Bordeaux. While the west coast of the state is known for bad weather, the valley through the Cascade Mountains, protected from rain and provides an ideal wine growing conditions.
Kwa kweli, kuna yanayofanana kijiografia, kama Valley Columbia uongo kati ya 46 na 48 ° ° kaskazini latitude, katika ngazi moja na tabaka ya juu wa Bordeaux. Wakati pwani ya magharibi ya serikali ni maalumu kwa ajili ya hali mbaya ya hewa, bonde kupitia milima ya Cascade, kulindwa kutokana na mvua na hutoa bora mvinyo hali ya kukua.