Busan is a city of beautiful beaches, glamorous night scenes, and modern history. The second largest metropolitan area in Korea, it is extremely popular as a vacation destination among locals and international visitors alike. The biggest advantage of touring Busan is that most of the main attractions are easily accessible by subway. Travelers with a tight budget can purchase a one-day pass for unlimited rides on Busan subways within the same day. With a ticket in hand, set out for a full day of fun and delicious food in Busan!