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Earthquake lights
Earthquake lights from Tagish Lake, Yukon-Alaska border region. Estimated size 1 m diameter. Large orbs are visible in the foreground. These slowly drifted up the mountain to join the more distant ones (highlighted by arrows).
Rights: Jim Conacher (used with permission)
Published: 24 March 2014,Updated: 24 March 2014Size: 84.1 KB