Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://en.wikipedia.org/wiki/File:Rotunda_Woolwich_Geograph_972034_de9efc08.jpg
http://1.bp.blogspot.com/-pcXeaOCPyH8/T745pBDw-5I/AAAAAAAAIoI/_w9JtlkJJ3E/s1600/Rotunda24-05-12-03.jpg
http://www.telegraph.co.uk/property/propertypicturegalleries/8975453/Britains-best-architectural-follies.html?image=14
http://www.ideal-homes.org.uk/greenwich/assets/galleries/woolwich/rotunda-1900
http://farm8.static.flickr.com/7112/7637012528_49c223fe57.jpg
http://www.thegreenwichphantom.co.uk/wp-content/uploads/2011/09/rotunda.jpg