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Into the blue! Daredevil climbers capture glowing images as they descend 5,280ft down vertical ice shaft INSIDE Alaskan glacier
Sarah Gordon for MailOnline
Jan. 12, 2014
- American glacier trekking guide made the dangerous descend with fellow climber Jason Nelson
- The shaft is incredibly dangerous, with a very narrow shaft and a river of water falling into it
- The pair spent eight hours in the 'blue cathedral' before making the arduous climb back out