The world’s largest iceberg, A23a, is heading north from Antarctica toward South Georgia, a British Overseas Territory in the southern Atlantic Ocean. In the past, giant icebergs grounding near South Georgia have caused devastating consequences,

World's largest iceberg, A23a, is drifting towards the British island of South Georgia. A23a has been monitored for 30 years, since it first calved from Filchner ice shelf in Antarctica.

Iceberg A23a is on a collision course with the remote British island of South Georgia, which provides an Antarctic haven for penguins and seals.