Orhan Gazi Hall, which has the capacity for 825 chairs, was designed to enable conference, concert, theatre and cinema performances with its modern technical infrastructure. The Hall has also voice-light control systems; simultaneous translation and artist dressing rooms and they support all those organizations. 2.600 m² front foyer and main foyer that are all those organizations. 2.600 m² front foyer and main foyer that are enriched with three floors galleria areas are quite suitable for cocktail,are open to those places. Besides, there is a 1.000 m² urban terrace at the top of this hall for usage of various open-air organizations. This area,which is integrated with small lake and the liveliest part of Merinos Park, issupported with a wide coffee shop and connected with Osman Gazi Hall by a bridge.