9 sacred sites of Stone Age Scotland

It was the way of the ancients to celebrate the sun, the moon and the dead.

Cairnpapple, near Bathgate. PIC Wikicommons

Here we look at nine sacred sites of Neolithic Scotland, some dating back to 4,000BC, and what they tell us about our oldest ancestors, from Orkney, to Aberdeenshire, Fife and West Lothian.