On #Twitter there occur a lot of tweets tagged #WorldHeritageDay. But this seems to be a confusion. Today is #ICOMOS' #InternationalDayforMonumentsandSites. #UNESCO's World Heritage Day is on June 2nd this year.
• icomos.org/en
• whc.unesco.org/en/events/1164/
• unesco-welterbetag.de/en
#histodons @museum @archaeodons @antiquidons @histodons