article_snippet: This view is shared by Dr Volker Heyd, an archaeologist at the University of Bristol.
article_snippet: He told MailOnline: 'First of all, they are man-made; there is no doubt about it. '
article_snippet: Dr Volker Heyd, an archaeologist at the University of Bristol said the University of Bristol
article_snippet: Archaeologists from Western Australia have documented 12 of Archaeologists from Western Australia to try and learn more about Archaeologists from Western Australia purpose.
article_snippet: Some show signs of greater care with stones at least roughly shaped and laid in courses’ Professor David Kennedy from the university added.
article_snippet: Along with Maria Reiche, a German mathematician and archaeologist, Kosok proposed the figures were markers on the horizon to show where the sun and other celestial bodies rose.