You may have thought Treebeard or the apple trees in The Wizard of Oz
were creepy (I did), but real trees can be pretty creepy, too! Environmental Graffiti has a collection of the strangest, scariest, and even funniest trees caught on camera. Link -Thanks, Chris!
(image credit: doyle_saylor)
Previously at Neatorama: 10 Most Magnificent Trees in the World.