Mysterious crop circles have been discovered etched into fields in one of the world's most famous UFO hotspots.

Wiltshire in the UK has become the epicenter of the phenomenon since the 1970s, and the bizarre designs were recently found just 13 miles away from Stonehenge.

A perfectly crafted geometric design was spotted in a farmer's field in the Wiltshire village of Sutton Veny on May 15.

The pattern included a central design resembling a Celtic knot or a four-pointed star within a circle. 

On May 19, another unique crop circles was found in a grass field 30 miles away in the nearby county of Dorset. That design featured several geometric shapes set inside two overlapping circles.

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