The 한강유역 refers to the area surrounding the 한강, the longest river in South Korea. This region is significant for its rich natural resources and diverse ecosystems, supporting various wildlife and plant species. The river flows through the capital city, 서울, and serves as a vital water source for the surrounding communities. In addition to its ecological importance, the 한강유역 is a popular recreational area for residents and tourists. Parks, walking trails, and cycling paths line the riverbanks, providing opportunities for outdoor activities. The area also hosts cultural events and festivals, enhancing its role as a social and recreational hub.