Visitors pass the so-called treetop trai
Comment are off
Visitors pass the so-called treetop trail near Craula in the national park Hainich, central Germany on August 20, 2010. The treetop trail in the beech grove area of Hainich opens an otherwise undiscoverable part of the national park Hainich for visitors. AFP PHOTO/ JOHANNES EISELE (Photo credit should read JOHANNES EISELE/AFP/Getty Images)