Photo: Michael Nichols/National Geographic
That sure looks high off the ground! National Geographic photographer Michael "Nick" Nichols snapped the photo of botanist Marie Antoine passing a core sample of a 350-foot, 750-year-old redwood tree, to ecologist Giacomo Renzullo.
View more fascinating photos and story over at National Geographic's 2009 story about California redwoods by Joel Bourne, "The Super Trees" | Photo Gallery by Michael Nichols
See also this Neatorama classic: 10 Most Magnificent Trees in the World