Twelve Apostles' Age Revealed

The study, conducted by Australian geologists, explains how tectonic plate movements over millions of years lifted and tilted the giant structures out of the sea.

The limestone layers also contain a detailed archive of ancient earthquakes and climate shifts that have shaped the continent's coastline.

This discovery provides a more precise timeline for the erosion processes that continue to transform the Great Ocean Road's most famous landmark.

Researchers believe this data will be crucial for predicting how future sea-level rises and extreme weather events might impact the stability of the remaining stacks.