* Astronomy

Complex prehistoric patterns discovered around site of ancient Welsh burial chamber

A team of archaeologists, led by a researcher from the University of Bristol, has uncovered the remains of a possible Stonehenge-type prehistoric earthwork monument in a field in Pembrokeshire.
Members of the Welsh Rock art Organisation have been investigating the area around the Neolithic burial chamber known as Trellyffaint - one of a handful of sites in western Britain that has examples of prehistoric rock art.
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