🇺🇸 Belgrade, United States

Belgrade is not a city in the United States, but it is the capital and largest city of Serbia. It is located at the confluence of the Danube and Sava rivers. While Belgrade is not a coastal city, it is an important transportation hub with a port on the Danube River, which connects to the Black Sea. The city also has a shipyard, which is of interest to seafarers and shipowners.