More information: Istanbul has a population of 14 million and connects Asia and Europe!
More information: Yerevan is one of the world's oldest continuously inhabited cities.
Answer: Sargasso Sea
More information: The Srgasso Sea is a region of the North Atlantic Ocean bounded by four currents.
Answer: South Dakota
More information: Mount Rushmore is a massive sculpture carved into Mount Rushmore in South Dakota, it was completed in 1941.