Göbekli Tepe August 10, 2019 2019 postal stationery Turkey +0 unesco 2019 postal stationery Turkey unesco
Timgad November 04, 2017 1969 1977 Algeria cancel imperforate mini sheet mosaic ofdc + unesco 1969 1977 Algeria cancel imperforate mini sheet mosaic ofdc unesco
Ring of Brodger September 30, 2017 2011 aerogramme Great Britain megalith unesco + UniversalMail 2011 aerogramme Great Britain megalith unesco UniversalMail
Pyramids of Giza September 29, 2017 1972 2005 2007 airmail censor +1 Egypt joint issue Nepal ofdc unesco United Nations 1972 2005 2007 airmail censor Egypt joint issue Nepal ofdc unesco United Nations
Lion Temple April 19, 2017 1970 Germany East registered +0 unesco 1970 Germany East registered unesco
Avebury April 09, 2017 2017 Great Britain megalith Neolithic ofdc PHQ postcrossing + unesco 2017 Great Britain megalith Neolithic ofdc PHQ postcrossing unesco
Skara Brae April 09, 2017 2011 2017 Great Britain Neolithic ofdc PHQ unesco + UniversalMail 2011 2017 Great Britain Neolithic ofdc PHQ unesco UniversalMail
Arles January 30, 2017 1967 France postcard slogan cancel + unesco 1967 France postcard slogan cancel unesco
Lascaux July 26, 2016 1968 2015 Bosnia and Herzegovina +3 cachet cancel France maxicard ofdc postal stationery rock art unesco 1968 2015 Bosnia and Herzegovina cachet cancel France maxicard ofdc postal stationery rock art unesco
Sammallahdenmaki July 04, 2016 2004 Bronze Age Finland mini sheet postcrossing + unesco 2004 Bronze Age Finland mini sheet postcrossing unesco
Head-Smashed-In July 03, 2016 2002 2014 2016 Canada fdc postal stationery + unesco 2002 2014 2016 Canada fdc postal stationery unesco
Byblos April 13, 2016 1971 1999 France Lebanon mosaic + unesco 1971 1999 France Lebanon mosaic unesco