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Ice flow at Intermittent Spring (S↑)

The Intermittent Spring near Afton, Wyoming is a rare geological feature where a natural spring flows discontinuously, ceasing entirely for a few minutes at regular intervals. This periodic cycle is thought to be caused by underground siphon activity.

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Photo details

  • Uploaded on January 1, 2010
  • © All Rights Reserved
    by Carlee Wicks
    • Camera: Canon EOS DIGITAL REBEL XTi
    • Taken on 2009/05/22 13:12:49
    • Exposure: 0.005s (1/200)
    • Focal Length: 17.00mm
    • F/Stop: f/10.000
    • ISO Speed: ISO100
    • Exposure Bias: 0.00 EV