Stonehenge Mystery: Scientists Reveal How They Traced The Altar Stone <img width="128" height="52" src="https://www.sciencealert.com/images/2024/08/StonehengeAtSunset.jpg" alt="Stonehenge At Sunset"/> A secret buried for thousands of years. https://www.sciencealert.com/stonehenge-mystery-scientists-reveal-how-they-traced-the-altar-stone