Antarctic iceberg A-23A stuck in shallow waters off the coast of South Georgia island in the South Atlantic Ocean on March 4, 2025, as seen by the MODIS instrument on NASA's Aqua satellite.

In this video, we'll cover the geography of South America, Africa, and the South Atlantic ocean. Then we'll talk about the history of trans-Atlantic flights and how the south differed from the north.

Known as A23a, the 1,400-square-mile iceberg had been stuck on the ocean floor near Antarctica for 37 years after splitting in 1986 from the Antarctic’s Filchner Ice Shelf.

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Earth's largest iceberg has run aground off the coast of South Georgia Island, a common rendezvous spot for large icebergs, new satellite images show. Measuring 1,240 square miles (3,460 square ...

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A new image from Europe's Copernicus Sentinel-3 satellite shows the huge Antarctic iceberg A-23A stuck 45 miles (73 kilometers) off the coast of South Georgia Island.