The world's largest iceberg, A23a, is stuck again. For more than 30 years, the giant frozen block — equivalent to the size of Rhode Island — was grounded on the sea floor in Antarctic coastal waters.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Illustration by Julia Wytrazek / Getty Images The world's largest iceberg, A23a, is ...

Iceberg A23a — equivalent to the size of Rhode Island — has been near the South Orkney Islands since January, completing one full rotation... The world's largest iceberg, A23a, is stuck again. For ...

The world's largest iceberg, A23a, is spinning north of Antarctica and it probably will do so for a long time. The block of ice is caught in a swirling ocean current caused by an obstruction on the ...