Sarajevo is host to many parks throughout the city and on the outskirts of city. A popular activity among Sarajevo citizens is street chess, usually played at Trg Oslobođenja - Alija Izetbegović. Veliki Park is the largest green area in the center of Sarajevo. It is nestled between Titova, Koševo, Džidžikovac, Tina Ujevića and Trampina Streets and in the lower part, there is a monument dedicated to the Children of Sarajevo. Hastahana is a popular place to relax in the Austro-Hungarian neighborhood of Marijin Dvor. Goat's Bridge, locally known as ''Kozija Ćuprija'', in the Miljacka Canyon is also a popular park destination along the Dariva walkway and river Miljacka. On 24 December 2012, a park hosting two brass sculptures resembling two mourning mothers was dedicated as the Friendship Park, commemorating over 45 years of friendship between Sarajevo and Baku.