Cole, Margo (29. marec 2001). »Fit for a king«. New Civil Engineer. The agreed location for the visitor centre was within the embankment, with the car parking platform forming the building's roof.
web.archive.org
»Fort, Craig Phadrig«. Highland Heritage Environment Record. Highland Council. Arhivirano iz prvotnega spletišča dne 3. marca 2018. Pridobljeno 21. decembra 2012.