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| h o m e | i m a g e s | c o n t a c t | ||
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a n t a r c t i c a | t r a v e l o g u e | c y c l i n g |  |
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| 17 of 60: Ice crystals about 10mm across cover one of the buried tunnel roofs at Halley Research Station, Antarctica. |
| [ t h u m b n a i l s ] [ s l i d e s h o w ] |
All images © Mark Ryan. All rights reserved. No copying or reproduction permitted without written permission. |