Photos show what cave divers discovered when they swam inside an iceberg the size of Jamaica. Today, it's gone.

Tech Insider : Environment
A scuba diver swimming inside an ice cave
Paul Heinerth rises out of a cave inside a fragment of iceberg B15, which calved from Antarctica in the spring of 2000.

Jill Heinerth

World's largest iceberg is on a collision course with major shipping lane

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A British research ship has filmed A23a, the world's largest iceberg, which has broken away from the Antarctic ice shelf and is now moving at speed, potentially toward busy shipping lanes close to South Africa.

The world's biggest iceberg is on the move after 37 years, and it could threaten wildlife

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A map of Antarctica is shown overlaid with a track following A23a over the year.
A satellite visualisation shows the path taken by A23a since August 2022

NASA Worldview

So what happens if the world's largest cruise ship — 5 times bigger than the Titanic — hits an iceberg?

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A rendering of Royal Caribbean International's Icon of the Seas cruise ship.
Royal Caribbean's Icon of the Seas is planned to set sail in January.

Royal Caribbean International

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