Future underground Sirkeci Station is located in the heart of Istanbul's historical district, teeming with tourists, palaces and mosques. Work on the Marmaray Project to build a tunnel connecting the European and Asian sides of Istanbul is the first time this arearnhas seen excavation, requiring special permission and offering up an underground treasure trove of ancient structures for archeologists.rnFor contractor Taisei and its joint venture partners Gama and Nurol, it may be harder to muster the same enthusiasm.
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