With its celebrated World Heritage List, UNESCO steers the global heritage agenda through the definition and redefinition of what constitutes heritage and by offering the highest-level forum for heritage professionalism. While it is the national governments that nominate sites for inclusion in the World Heritage List, and the intergovernmental World Heritage Committee that makes the final decision on inclusion or non-inclusion, it is the International Council on Monuments and Sites (ICOMOS) for cultural heritage that determines whether the necessary level of outstanding universal value is...