historyteller on Instagram: "The breaking of an iceberg is a fascinating natural phenomenon and a rare event to witness, especially when it reveals the deepest part of the ice, which has a darker coloration. Icebergs are large floating masses of ice that break off from glaciers or ice shelves and, over time, move and change shape. The dark color observed at the base of a freshly broken iceberg is the result of physical processes that occur over thousands of years. The ice at the base is much den