World's Biggest Iceberg With 'Game Of Thrones Style Wall Of Ice' Could Crash Into Island

The world's biggest iceberg, with a Game of Thrones style ice wall, is closing in on South Georgia Island off Antarctica. If the iceberg, known as A23a, becomes hung up in the waters around the island, it would jeopardize the penguins and seals living there. (Credit: UK MOD Crown Copyright via Getty Images)

An iceberg the size of Rhode Island with a Game of Thrones-like ice wall is heading toward an island off Antarctica that is teeming with penguins and seals, the Associated Press reported.

The trillion-ton chunk of ice, known as a megaberg, is making a beeline to South Georgia Island in the South Atlantic Ocean where it could get stuck in shallow waters or be exposed to currents.