Can you guess how far away this volcano eruption in Iceland could be spotted from? Premieres Wednesday, September 28 at 8/7c. Learn more: pbs.org | #ForcesOfNature
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The forces of nature have kept Earth on the move since it was formed billions of years ago. Though we can’t feel the motion, we experience the consequences – from tidal bores surging through the Amazon rainforest to the ruinous power of hurricanes.