"Officials reveal route for undersea Istanbul tunnel
Officials have announced the route for Istanbul’s Eurasia tunnel, which will connect the city’s European and Asian sides underwater. The tunnel to go under the Bosphorus sea floor will be 5.4 kilometers long between the two continents. However, some parts of the tunnel project will affect or relocate important spots, including a bus depot"
More:Officials reveal route for undersea Istanbul tunnel - Hurriyet Daily News and Economic Review