The Columbia Encyclopedia, Sixth Edition. 2001-07.
Tanana
(tn´nô) (KEY) , river, 600 mi (966 km) long, rising in W Yukon Territory near the Alaskan border and flowing NW across Alaska to the Yukon River; navigable for small boats to Fairbanks, the largest city on the river. The Tanana valley, near Fairbanks, is central Alaskas chief farming area; grains, potatoes, and other vegetables are grown. The Tanana, explored by Russian traders c.1860, became an important route to the Yukon goldfields in 1898. A section of the Alaska Highway runs parallel to the river.