Busan Travel: 7 Essential Tips Busan Travel: 7 Essential Tips Nobody Tells You Before Booking Your First Trip When I stepped off the KTX bullet train at Busan Station last October, I assumed my experience navigating Seoul for a week had prepared me for South Korea's second-largest city. I was mistaken. Busan stretches over 770 square kilometers of coastal cliffs, steep mountain passes, and sprawling sea bridges. Within my first 24 hours, I walked up a dead-end staircase in Gamcheon Culture Village while following a dead Google Maps route, missed a sold-out coastal train ride, and spent nearly an hour stuck in gridlock traffic on the Gwangan Bridge. If you are planning your first visit, Busan requires a completely different tactical approach than Seoul. The city is linear rather than centralized, meaning transit times between major sights often take 45 to 60 minutes. Below are seven practical realities I learned during my 4-day trip, complete with exact costs, app choices, and di...