YEREVAN — United Na- tions Secretary-General António Guterres, who ar- rived in Armenia to par- ticipate in the Biodiversi- ty Leaders’ Summit ahead of the 17th Conference of the Parties to the Conven- tion on Biological Diver- sity (COP17), visited the Matenadaran, Armenia’s renowned repository of an- cient manuscripts. Accompanied by Arme- nia’s Minister of Education, Science, Culture and Sports, Zhanna Andreasyan, Gu- terres toured the Matenada- ran Museum and viewed exceptional examples of Armenia’s rich manuscript heritage. At the conclusion of his visit, the UN Secretary-Gen- eral left a message in the museum’s guestbook, ex- pressing his appreciation for the preservation of Arme- nian cultural heritage. “I extend my deepest gratitude to all the women and men whose work has contributed to the preserva- tion and development of this extraordinary treasury of Ar- menian culture and history.