If you believe that Seoul is the only city of interest in South Korea, you are yet left to discover Busan.
Busan, formerly known as Pusan and now officially Busan Metropolitan City, is South Korea's second-most-populous city and the number one trading port.
Located on the most south-eastern portion of the South Korean peninsula, Busan, a large port city in South Korea, is known for its pristine beaches, majestic mountains, and temples. For art lovers, Busan boasts of several museums and historical structures. If scenery is what you love, don't forget to visit Dongbaek Island or bird watch at the Nakdong river estuary!