서울 (Seoul) is the capital city of South Korea, known for its rich history and modern development. It is one of the largest cities in the world, with a population of over 10 million people. The city features a mix of traditional and contemporary architecture, including historic sites like Gyeongbokgung Palace and modern skyscrapers such as the Lotte World Tower. Seoul is also a cultural hub, offering a vibrant arts scene, diverse cuisine, and numerous festivals throughout the year. The city is well-connected with an extensive public transportation system, making it easy for residents and visitors to explore attractions like N Seoul Tower and Bukchon Hanok Village.