Holyrood Park References

• Discovering Edinburgh's Volcano
  Edinburgh Geological Society, Historic Scotland and Scottish Natural Heritage (£1)
  An excellent explanation and guide in colour

• Lothian Geology, An Excursion Guide
  McAdam, A.D. and Clarkson, E.N.K.C. Scottish Academic Press, Edinburgh (£7.50)
  19 Geological Excursions in Edinburgh and the Lothians.

• A Guide to Holyrood Park and Arthur's Seat
  Wright, G., Adams, I. and Scott, M. Gordon Wright Publishing, Edinburgh. (£2.95)
  Geological, Natural and Cultural History of the Park.

• Edinburgh, A landscape fashioned by Geology
  Scottish Natural Heritage and British Geological Survey (£1.50).
  One of a series of booklets on Scottish Heritage.