Tarlan ornithological society in cooperation with Tehran Municipality celebrated the World Migratory Bird Day, on 10 May 2017 . These days Chitgar birdwatching site situated on the lake of Martyrs of Persian Gulf zone (which is also known as Chitgar Lake) hosts a number of migratory birds such as Barn Swallow, Terns, Shrikes, European Bee-eater etc which were observed by our participants, including Ivan family, who are known by their “Iran is great” project.