Istanbul[b] (Turkish: İstanbul)[c] is the largest city in Turkey, serving as the country's economic, cultural and historic hub. The city straddles the Bosporus Strait, lying in both Europe and Asia, and has a population of over 15 million residents, comprising 19% of the population of Turkey.[4] Istanbul is the most populous European city[d] and the world's 15th largest city. The city was founded
![Istanbul - Wikipedia](https://cdn-ak-scissors.b.st-hatena.com/image/square/f7a808c49f2292b06854d873852ad3cd3b62cb97/height=288;version=1;width=512/https%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fcommons%2Fthumb%2F5%2F53%2FBosphorus_Bridge_%2528235499411%2529.jpeg%2F1200px-Bosphorus_Bridge_%2528235499411%2529.jpeg)