@natgeo
National GeographicThe timespan of an iceberg is usually measured in years, not decades. A23a was different. For forty years, the world's largest iceberg endured in a changing ocean, quietly shedding itself in the background as humanity slowly began to experience the consequences of a warming world. Simultaneously remarkable and ignored, A23a only achieved fame near the end, when it arrived in open water. Suddenly accessible to both scientists and tourists, its last days were witnessed by people who marveled at its size even as it crumbled and diminished before their eyes. This surreal, surprising behemoth is mostly gone now, but the lessons it taught humanity, both scientific and intangible, remain. Discover more about the extraordinary legacy of the world's largest iceberg at the 🔗 in bio.
On the profile · Jul 16, 2026