The term 'Korean City' can refer to three cities in South Korea: Seoul, Pusan, and Taegu. Seoul is the capital of South Korea and its largest city, with a population of over 10 million people. Pusan is the second largest city in South Korea, located on the southeastern tip of the Korean peninsula. It is a major port city and a popular tourist destination. Taegu is the third largest city in South Korea, located in the central region of the country. It is an important industrial center and a hub for transportation.