Where is constantinoble?

Constantinople is the historical name of the city currently known as Istanbul. It was founded by the Roman Emperor Constantine the Great in the 4th century AD and served as the capital of the Byzantine Empire for nearly 1,000 years. The city is located in northwestern Turkey, on the shores of the Bosphorus Strait, which connects the Black Sea to the Sea of Marmara. Istanbul is a major commercial, cultural, and historical center, and is one of the most popular tourist destinations in the world.