Situated on the most south-eastern portion of the Korean peninsula, Busan is Korea's second largest city and the number 1 trading port. Korea's first truly international city, Busan (Pusan) connects Asia, Europe, and North America. This geopolitically situated harbor city sits adjacent to the Korean Straits and Japan, bringing about an interchange of trade and tourism. This intercultural current has made Busan into the international metropolis it is today.