Fortidsminneforeningen
http://www.fortidsminneforeningen.no/

ICCROM
International Centre for the Study of the Preservation and Restoration of Cultural Property
http://www.iccrom.org

ICOFOM
http://www.icom.org/icofom

ICOMOS
Internationalorganization of monuments and sites.
http://www.icomos.org/

Netherlands Department for Conservation (RDMZ)
http://www.monumentenzorg.nl/uk/index.html

Riksantikvaren
http://www.riksantikvaren.no/

World Heritage
http://www.unesco.org/whc/welcome.htm