International Council on Monuments and Sites
The International Council on Monuments and Sites (ICOMOS; French: Conseil international des monuments et des sites) is a professional association that works for the conservation and protection of cultural heritage places around the world. Now headquartered in Charenton-le-Pont, France, ICOMOS was founded in 1965 in Warsaw as a result of the Venice Charter of 1964 and offers advice to UNESCO on World Heritage Sites.
Source: Wikipedia — International Council on Monuments and Sites (CC BY-SA 4.0)