Petrified Forest National Park, Arizona
Petrified Forest National Park, Arizona (© Ian Shive/Tandem Stills + Motion)
Party in the petrified forest
The burliest lumberjack with the best-oiled chainsaw couldn't slice the massive 'timbers' found in Arizona's Petrified Forest National Park. So why are these giant stone logs segmented in such symmetrical stumps?
© Ian Shive/Tandem Stills + Motion