Map of the former monastery of Skellig Michael island, Ireland.
Department of the Environment, Heritage and Local Government , ed. (in English) (July 2008)  [http://www.worldheritageireland.ie/fileadmin/user_upload/documents/FINALVERSIONSKELLIG090708.pdf Skellig Michael World Heritage Site
Management Plan 2008 – 2018] (pdf), pp. 22 Retrieved on 20 April 2017. 

Small map of Skellig Michael: Skellig Michael map-fr.svg by Sémhur under licence Free Art License
Sémhur