Hagia Sofia- was a world biggest church during Byzantine and Contanstinople time but converted to mosque once conquered by Ottoman Empayar. Later converted to museum by Kamal Al-Tartuk & nowdays become Turkey's biggest tourist attraction.

Blue Mosque- not as impressive as Hagia Sofia but still something tourist shouldn't miss while visiting istanbul

Europe from Asia, both side is Istanbul.

Grand Bazaar-1200 shops, almost 1/2 million visitors daily. Worth buying leather products, silver, etc.

Turk enjoying street show