Reference

• http://www.conwy-castle.co.uk/History-of-Conwy-Castle.html
• http://www.visitwales.com/attraction-search/attraction-search-results
• http://www.visitwales.com/things-to-do/attractions/castles-heritage/castles
• https://www.flickr.com/photos/fredselby/7415493584
• Burnham, Helen, A Guide to Ancient and Historic Wales: Clwyd and Powys, HMSO Publications, London, 1995.
• CADW, Wales: Castles and Historic Places, Wales Tourist Board, Cardiff CF2 1UY, 1990.
• Davis, Paul, A Company of Forts. A Guide to the Medieval Castles of West Wales, Gomer Press, 2000.
• Iorwerth, D. The Mystery at Morgraig, Heritage in Wales #7 (1997) 17-19.
• Johnson, Paul, Castles of England, Scotland and Wales. First Harper, New York, NY, 1992.
• Renn, D. Caerphilly Castle. Revised edition, Cardiff, 1997.
• http://www.data-wales.co.uk/raglan.htm
• http://www.castllewales.com/bala.html
• http://www.english-heritage.org.uk/visit/places/tintagel-castle/
• http://www.rcahmw.gov.uk/HI/ENG/Home/
• http://www.visitwales.com/attraction-search/attraction-search-results/attraction-search-details?id=822841&industry=TEA&location=Wales&radius=10&filterIds=PropertySubType-5&city=&price=&latitude=53.1394&longitude=-4.27644