| Lake Vouliagmeni in Greece |      |
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| Lake Vouliagmeni in Greece | |
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   ah-voul-070.jpg Sylvain Ruffier during long decompression stops breathing pure oxygen from a narguile (a system which allows the divers to breathe via a long tube from the huge tanks containing compressed oxygen and placed on the shore.) |
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| Lake Vouligameni | 29/30
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