Invest News DetailDunya - Forum Istanbul, Europe's largest shopping mall, has opened its doors. Developed by Multi Turkmall, Forum Istanbul is located in Bayrampasa, near the center of Istanbul's European side. The shopping center stands on 495,000 square meters of area, with 175,000 square meters of leased retail area, employing around 6,000 people. The shopping center expects to attract 25 million visitors per year.