The sleek new building at Istanbul Commerce University offers stunning views of the Bosphorus. The almost 40,000-square-meter (430,000-square-foot) structure boasts advanced safety systems, its dark glass windows giving it a modern facade. The company that built it, Trend GYO, trades on Istanbul’s stock market, but its official documents don’t reveal its big secret – which is actually a well-known secret: it is owned by Hamas.