Stonehenge was built with bits of an older Welsh Stone Age monument

A few centuries before the earliest standing stones were placed at Stonehenge, they may have stood in a circle 280 kilometres away in Wales, the remains of which have just been identified

Source:
https://www.newscientist.com/article/2267537-stonehenge-was-built-with-bits-of-an-older-welsh-stone-age-monument/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home