(LIVE SCIENCE) Huge stone circles in the Middle East have been imaged from above, revealing details of structures that have been shrouded in mystery for decades.
Archaeologists in Jordan have taken high-resolution aerial images of 11 ancient "Big Circles," all but one of which are around 400 meters (1,312 feet) in diameter. Why they are so similar is unknown but the similarity seems “too close to be a coincidence" said researcher David Kennedy.
The Big Circles (as archaeologists call them) were built with low stone walls that are no more than a few feet high. The circles originally contained no openings, and people would have had to hop over the walls in order to get inside.
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