Patriarch of Moscow and All Russia Kiril I is in Yerevan with an official visit (March 16-18) on the invitation of Catholicos of All Armenians Karekin II. Yesterday, March 16, the parties signed documents making Echmiadzin the sister city of Sergiev Posad. Later that day the guest holy man laid a wreath at the Memorial to Russian soldiers of 1826-1828 Russian-Persian War. During the visit Kirill I will also attend the Genocide Memorial, Holy Virgin Russian Orthodox Church in Yerevan, and have a meeting with RA President Serzh Sargsyan.