As previous years KuzeyDoga Society will be celebrating World Migratory Bird Day at Aras Bird Research and Education Center in northeastern Turkey. Aras valley is an important bird migration site where millions of passerines and soaring birds migrate from Africa to Eurasia and vice versa. KuzeyDoga Society has been ringing birds in this valley since 2006 and the data we have collected how Aras valley is important for bird migration due to the individuals we retrapped.