Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
https://www.tumblr.com/tagged/fonthill-abbey
http://en.wikipedia.org/wiki/Fonthill_Abbey
http://commons.wikimedia.org/wiki/Category:Fonthill_Abbey
http://es.wikipedia.org/wiki/Abad%C3%ADa_de_Fonthill
http://www.rareoldprints.com/swlitf%5Ccatalogue.nsf/$profile/CC2313E8648414928025790A003AD360/$FILE/Fonthill%20Abbey%20Octagon%20Britton.jpg
http://www.rareoldprints.com/swlitf%5Ccatalogue.nsf/$profile/568B790EABFE3A858025790A003AD66D/$FILE/Fonthill%20Section%20Grand%20Saloon%20Rutter.jpg