Daejeon is a major city located in the central part of South Korea. It is known for its role as a hub for research and development, housing several important institutions, including the Korea Advanced Institute of Science and Technology (KAIST) and the Korea Institute of Nuclear Safety. The city has a population of over 1.5 million people and is well-connected by public transportation. Daejeon features a mix of modern and traditional attractions, such as the Daejeon O-World amusement park and the scenic Hanbat Arboretum. The city also hosts various cultural events and festivals throughout the year, making it a vibrant place to live and visit.