Built in the 15th century as a complex of 3,000 shops selling raw materials to be used in clothes manufacturing, the Covered Bazaar fulfills a viable commercial function to this day. The Bazaar's fine shops and exotic atmosphere, mingling the ancient and new, make it a "must-see" in Istanbul. It's divided into many sections such as leather, rugs, souvenirs, copper, antiques, textile etc. There are 18 gates and 60 streets inside.