Seoul is a vibrant metropolis blending ancient palaces and temples with cutting-edge shopping districts and trendy neighborhoods. You and your niece will love exploring the museums, bustling markets, and diverse food scene, plus the city's dynamic cultural experiences. It's the perfect urban hub to start your South Korea adventure with a mix of history, modernity, and lively street life.

Gyeongju is a treasure trove of South Korean history and culture, known as the "museum without walls." Here, you and your niece can explore ancient temples, royal tombs, and beautiful traditional architecture that tell stories of the Silla Dynasty. The city's serene countryside and historic sites offer a peaceful contrast to the bustling urban life of Seoul and Busan, making it a perfect spot for a cultural and historical deep dive.

Busan is South Korea's vibrant second city, known for its stunning beaches like Haeundae and Gwangalli, bustling fish markets, and lively cultural scene. It's a perfect blend of urban excitement and seaside relaxation, offering delicious seafood, shopping districts, and beautiful coastal views. Exploring Busan will give you a taste of both modern city life and traditional Korean culture by the sea.

Jeju Island is a stunning destination known for its natural beauty, including volcanic landscapes, waterfalls, and pristine beaches. It's perfect for those who love outdoor activities like hiking Hallasan Mountain, exploring lava tubes, and relaxing by the sea. The island also offers a unique cultural experience with its local cuisine and traditional villages, making it a must-visit for a well-rounded trip.