Joseph Thoburn

Historical marker location:

Elm Grove, West Virginia

( Marker is on National Road (U.S. 40) 0.1 miles north of Willow Avenue, on the right when traveling west.)

Marker installed: 2019

The world's largest sycamore tree is located in Greenbrier County, West Virginia. The tree is over 300 years old and stands 177 feet tall with a circumference of 28 feet.