in the middle of the photo, is an ash cloud at 25 - 27,000 feet.
The plane also flew along the western side of Eyjafjallajökull but several flash floods have exited from the Gígjökull outlet glacier since the start of the eruption.
The above photo shows the outlet glacier, which is dark at the
top due to mud from the flash floods. At the base the glacier flows to the right of a large cracked rock
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