This Epic Monument From 6,000 Years Ago Is a Feat of Stone Age Engineering

<img width="1024" height="415" src="https://www.sciencealert.com/images/2024/08/dolmen.jpg" alt="This Epic Monument From 6,000 Years Ago Is a Feat of Stone Age Engineering"/>An incredible marvel of the ancient world.

https://www.sciencealert.com/this-epic-monument-from-6000-years-ago-is-a-feat-of-stone-age-engineering