Stonehenge archaeologists discover superhenge

Archaeologists say they have found the buried remains of a mysterious prehistoric monument close to Britain's famous Stonehenge heritage site.

Up to 90 standing stones, some originally measuring 4.5 metres and dating back some 4,500 years, may have been buried for millennia under a bank of earth, they said.

The discovery was made at Durrington Walls — a so-called "superhenge" located less than three kilometres from Stonehenge — thanks to high-tech sensors.

The site may have been used in neolithic times for rituals or as some kind of arena.

Read more...http://www.abc.net.au/news/2015-09-08/stonehenge-archeologists-find-huge-neolithic-site/6756806