We took Big Bus hop on hop off tour on red and blue routes passing through this iconic Bridge. Bosphorus Bridge or officially called as 15th July Martyr's Bridge,is first one of the three steel suspension Bridges connecting Europe and Asia. This 1560mt long and 33mt deck width Bridge when inaugurated in 1973 was longest suspension bridge span in the world outside USA. This engineering marvel is a gravity anchored bridge with steel towers and inclined hangars. It's aerodynamic deck hangs on zigzag steel cables. This eight lane width bridge witness more than 180,000 vehicles pass through everyday from both sides. As per historical records, the idea of bridge across the Bosphorus originate from antiquity. A memorable experience not to be missed by any traveller.