For its rocks and deceiving currents (within the area, the Bosphorus flows just like a river with the Black Sea into the Marmara but there is An additional current, under the area, which flows in the other path), the Bosphorus is a real danger to the passing ships, the massive https://istanbul-yacht-tour11111.win-blog.com/23106932/not-known-facts-about-istanbul-river-cruise