Umpqua River Lighthouse

Historical marker location:

1020 Lighthouse Road, Reedsport, Oregon

( Marker is on Lighthouse Road west of Oregon Coast Highway (U.S. 101), on the right when traveling north.)

The largest living organism in the world is a fungus in Oregon. The Armillaria ostoyae fungus covers over 2,200 acres of forest in eastern Oregon and is estimated to be over 2,400 years old. It is also known as the "Humongous Fungus."