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,

A23a, a massive iceberg nearly the size of Rhode Island, towering at 40 meters, is on a collision course with South Georgia.

The slab of ice — named A23a — weighs almost one trillion tonnes and could slam into South Georgia Island before either getting stuck or being guided around the land by currents.