Pakistan, Sept. 10 -- Scientists have solved a 4,000-year-old mystery surrounding three enormous stones in Yorkshire, Britain. The stones are known as the "Devil's Arrows" and stand near Boroughbridge. Each stone weighs more than 25 tonnes and reaches about 23 feet in height. Researchers have now traced the stones to Brimham Rocks in North Yorkshire. The discovery reveals that prehistoric people deliberately transported the massive stones.

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For years, researchers could not determine where the stones originally came from. Some experts also considered whether ancient glaciers had moved the rocks closer to their current location. However, a new study has provided evidence ...