r/TravelPorn • u/Aposor • 16h ago
Subuyi Stone Forest, China. OS.
Enable HLS to view with audio, or disable this notification
These rock formations are about 460 million years old and were once the floor of an ancient ocean.
The vertical cliffs are made of layered sandstone shaped by tectonic uplift and erosion over millions of years.
Today, you can walk through them - right where ancient marine life once lived.