From the futuristic streets of Tokyo to the historical sites of Rome, it’s safe to say there are some breathtaking ...

He explained: “People my age, they've gone through war ... South Korea is “underrated” with many tourists opting to visit cities such as Tokyo, Bangkok, or Hong Kong instead.

That's why U.S. News considered factors like cultural attractions, dining options, natural beauty, entertainment, reader votes and more to determine the best cities to visit in the world.