Scientists say they have uncovered about who built the 5,000-year-old monument Stonehenge. The ancient stones in the of England are famous all over the world. How Stonehenge was built has been a for thousands of years. A new shows that the architects and builders of Stonehenge could have come from Wales, which is than 160 kilometres . Researchers wrote in the Scientific Reports journal that some human bones found at the were from the Preseli Mountains in west Wales. The researchers said the oldest remains discovered so date back to about 3000 BC, which is over 5,000 years ago.
Stonehenge is a of standing monoliths - stones. Each standing stone is around four metres and 2.1 metres . They each weigh around 25 tons. Scientists say Stonehenge was first used as a burial mound. The giant monoliths also came from the Preseli Mountains. Scientists are not how ancient people transported the giant stones the 160 km to their in Stonehenge. They now believe the who are buried at Stonehenge helped transport, position and erect the stones. Researcher John Pouncett said: "People from the Preseli Mountains not supplied the bluestones used to build the stone but moved with the stones and were buried there ."
