The following links to a number of interesting web pages which provide more information and pictures on Edward Leedskalnin's "Coral Castle" have been kindly provided by correspondent Usko Uusipaikka from Finland:

http://www.labyrinthina.com/coral.htm
http://www.parascope.com/en/articles/coralCastle.htm
http://www.coralcastle.com/ED.html