Willmette Valley is the heart of Oregons agriculture country, and a great destination for anyone who wants to taste the most delicious wines in the nation. The Willmette Valley is home to two-thirds of the state's wineries and vineyards and is home to more then 200 wineries. This region is into six different sub-appellations; Chehalem Mountains, Dundee Hills, Eola-Amity Hills, McMinnville, Ribbon Ridge, and Yamhill Carlton. Take it from us; Explore Oregon Tours, you will never ever forget these wine vineyards.