425 million years of Silurian history is exposed in the layers of State Circle's prehistoric rock. As we drive over Fairbairn Avenue bridge, we give little or no thought to the prehistoric marine fossils from 427 million years ago that are preserved right beneath our cars. Along with a walk around Geoscience's rock displays in Symonston our French Baccalauréat geology students experienced geological formations that were preserved long before the arrival of humanity on our planet. A most fascinating experience right here in inner Canberra.

Read more about Canberra's prehistoric geological sites.