Though compact — you can cross it end to end in a few hours by train — South Korea is remarkably varied from region to region. Bustling megacities give way to alpine ridges, historic temple towns, tea plantations and a subtropical island. Best of all, an outstanding rail and bus network makes it effortless to string these regions together. Here is an overview of the country's main areas.
Seoul and the Capital Region (Gyeonggi)
The greater Seoul area is home to roughly half the nation's population and is where most visits begin. The capital blends 600-year-old palaces, hanok villages and Buddhist temples with skyscrapers, K-pop culture, world-class dining and endless shopping. Surrounding Gyeonggi Province adds the fortress city of Suwon (a UNESCO site), the Korean Folk Village, theme parks like Everland, and the northern approach to the DMZ. It is the ideal base for first-time travellers, superbly connected by an extensive subway network.
Gangwon: Mountains, Skiing and the East Sea
East of the capital, Gangwon Province is Korea's rugged, mountainous heart. This is the country's premier outdoors region — home to Seoraksan National Park, whose granite peaks and autumn colours are legendary, and to the ski resorts of Pyeongchang that hosted the 2018 Winter Olympics. Along the coast, towns like Gangneung and Sokcho offer beautiful East Sea beaches, fresh seafood and, in Gangneung, one of Korea's best coffee scenes. Winter sports, summer hiking and coastal escapes all converge here.
Gyeongsang Region: Busan, Gyeongju and Daegu
The southeast is dense with highlights. Busan, Korea's second city, is a dynamic port of beaches (Haeundae, Gwangalli), the colourful Gamcheon Culture Village, huge seafood markets and a famous film festival. Nearby Gyeongju, the "museum without walls," preserves the treasures of the ancient Silla kingdom — Bulguksa Temple, Seokguram Grotto and royal tombs. Inland, Daegu is a lively city known for its textiles, medicine markets and spicy cuisine. The region rewards several days of exploration.
Jeolla Region: Cuisine, Tea Fields and Jeonju
The southwest, comprising the Jeolla provinces, is Korea's culinary and cultural soul. Jeonju is beloved for its enormous hanok village and as the birthplace of bibimbap — food lovers make pilgrimages here. Further south, Boseong's emerald-green tea plantations climb the hillsides in mesmerising rows, and the coast and islands around Yeosu and Suncheon (with its famous ecological wetland bay) are exceptionally scenic. This region is quieter, greener and known nationwide for the quality of its food.
Jeju Island
Off the southern tip lies Jeju, a subtropical volcanic island and Korea's favourite holiday destination. Formed by ancient eruptions, it boasts the towering Hallasan volcano, the dramatic Seongsan Ilchulbong tuff cone, lava-tube caves, waterfalls, black-sand beaches and stone-walled villages. Jeju has its own distinct culture, including the celebrated haenyeo free-diving women. Reached in about an hour by air from Seoul, it feels like a world apart.
Getting Around: The KTX and Beyond
What ties all of this together is Korea's superb transport. The KTX high-speed train whisks you from Seoul to Busan in around two and a half hours, and to Gyeongju, Daejeon or Gwangju in even less. Frequent express buses reach smaller towns and national parks, while cities have clean, cheap subways. A single rechargeable T-money card works nationwide on trains, buses and metros. With such easy connections, combining several regions in one trip is genuinely simple — you can breakfast in a Seoul café and dine on Busan seafood the same day.