2021 WHC Nominations: 16

Arab States (1)
- The Royal Mausoleums of Numidia, Mauretania and pre-Islamic funerary monuments (Algeria)

Asia/Pacific (4)
- Jômon Archaeological Sites in Hokkaidô, Northern Tôhoku, and other regions (Japan)
- FRIM Selangor Forest Park (Malaysia)
- Myauk-U Archaeological Area and Monuments (Myanmar)
- Gaya Tumuli (Republic of Korea)

Europe (8)
- Frontiers of the Roman Empire - Eastern Danube (Austria, Germany, Hungary, Slovakia)
- Funeral Sites and Memorials of the First World War (Belgium, France)
- ShUM cities of Speyer, Worms and Mainz (Germany)
- The Porticoes of Bologna (Italy)
- Mértola (Portugal)
- The Ribeira Sacra, Lugo and Orense (Spain)
- Historic Center of the Port City of Odessa (Ukraine)
- Slate Landscape of North West Wales (United Kingdom)

Latin America (1)
- Sítio Roberto Burle Marx (Brazil)

North America (2)
- Tr'ondëk-Klondike (Canada)
- Hopewell Ceremonial Earthworks (USA)

This will be 2019 - the 2021 ones are the Lower Rhine Limes in Germany and the Netherlands

Expecting Chiang Mai as well for 2021:
https://www.worldheritagesite.org/forums/index.php?action=vthread&forum=16&topic=2017&page=14#msg21502

Thanks for the correction.

Nice recent trip report here: http://www.somuchmoretosee.com/2019/04/numidian-monuments-of-algeria-and.html

There is also a TWHS with the same name in Tunisia, I am wondering whether they dare a transnational nomination.