Landmark Oceania archaeological
Koonalda Cave
24,000 years ago
Deep Nullarbor limestone cave in South Australia preserving Pleistocene finger-flutings and flint mining by Ice Age Aboriginal peoples.
Wikipedia
The opening of the article, and a way into the rest of it without leaving the site.
Koonalda Cave on Wikipedia.
From Wikipedia, available under CC BY-SA 4.0.
24,000 years ago — older than the timeline's axis, which begins at 9000 BCE. Drawn to the same scale as the rest of the canvas, everything since would be a single pixel, so Koonalda Cave sits on the deep-time shelf instead.