If A23a, an Antarctic iceberg the size of Rhode Island, grounds off South Georgia Island, it will create a hazard for wildlife and ships alike.

The world’s largest iceberg is still on the move and there are fears that it could be headed north from Antarctica toward the island of South Georgia. The iceberg, called A23a, was previously “trapped” spinning around an undersea mountain for several months,

The colossal iceberg A23a, towering at 40 meters and spanning an area greater than the Australian Capital Territory, is now advancing towards South Georgia Island, a remote British territory near Antarctica.