A World Community of Old Trees A large site dedicated to sharing stories, facts and art related to old trees.

American Forests: Famous and Historic Trees Program Seedlings of historic trees for sale.

Trees on the World Wide Web

The Quiet Giant, The Wye Oak The Wye Oak of Wye Mills Maryland.

The Champion Tree Project The Champion Tree Project propagates seeds and buds of the biggest, best, tallest, strongest, and eldest trees which are planted in safe havens called Archival Living Libraries.

We're beating the bushes for America's Top Trees Smithsonian Magazine article about national champion trees (largest specimens of species)

American Chestnut Foundation An active effort to restore the once common eastern tree.