Connecting continents amid archaeology and earthquakes
By Becky Anderson and Lauren Said-Moorhouse, CNN
updated 6:52 AM EST, Thu November 22, 2012
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The Gateway goes behind the scenes of the world's major transport hubs, revealing the logistics that keep goods and people moving. This month, the show is in Istanbul, Turkey.
Istanbul, Turkey (CNN) -- As a city that sits astride two continents, Istanbul has always been a strategic gateway between the East and West. But an ambitious railway project is pulling the two continents even closer together with the construction of the world's deepest submerged tunnel.
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