This changes the shape of the foot and can cause swelling, tenderness and pain.

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They are cruise veterans, having been on more than 60 voyages, but now they say they won't step foot on another ship until the industry changes.

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Udo Barckhausen, a geophysicist on board the Sonne, told CNN that the 7-meter (22-foot) buoys are programmed to detect changes in the seabed, and send alerts to the Indonesian mainland.

CNN: story.bouy.jpg

Heraclitus, ancient Greek poet and philosopher, viewed reality as dynamic: when we dip our foot into a river, the river itself changes to some degree.

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Indeed, a combination of confusion and foot-dragging has made many financial firms slow to carry out necessary changes.

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The changes would also make it easier for people to get around the town on foot and by car, he said.

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