A mysterious stone formation found beneath Lake Michigan has left experts puzzled, resembling the famous Stonehenge monument in the UK. However, this structure is believed to be 5,000 years older, ...

This Mysterious Stone Structure Is Older Than Stonehenge Until recently, Britain's Stonehenge was thought to be the world's oldest set of stone monuments. But a recent discovery in the Turkish ...

That timeline, if proven accurate, would date it thousands of years earlier than Egypt’s pyramids or England’s Stonehenge — and possibly make it the oldest known structure ever built by humans.