The Douglas County area was originally was inhabited by the Umpqua Indians, who belonged to the Chinook tribe. The entire watershed of the Umpqua River lies within the boundaries of Douglas County. This heavily timbered county contains nearly 1.8 million acres of commercial forest lands, some of which makes up and one of the oldest stands of old growth timber in the world. Approximately 25-30% of the labor force is employed in the forest products industry. The post-Prohibition wine industry in Oregon started with Richard Somer planting Hillcrest Vineyard at the south end of the Umpqua Valley in 1961.