Yangjaecheon. Yangjaecheon (Korean:???????????) is a stream that flows through the city of Seoul, South Korea. It runs through Gangnam, which is part of the southern half of the city. Yangjaecheon is a greenway stretching five and a half kilometres from Gwanaksan in Gyeonggi through the Seocho, Gangnam, and Songpa districts until it feeds into the Tancheon.

Tancheon. Tancheon is a stream in Gyeonggi Province and Seoul, South Korea. The stream is a tributary of the Han River. It begins in Yongin, Gyeonggi Province, flows through Seongnam, and eventually into the Han. It has a total length of 32.66??km (20.29??mi).

Jungnangcheon. The Jungnangcheon (Korean:???????????) is a tributary of the Han River in South Korea. It is generated in the valley of Dorak Mountain of Yangju, Gyeonggi Province. Cheonggyecheon is a tributary of Jungnangcheon. Its whole river basin extends to 299.9??km2. Most of the stream is located in Uijeongbu and Seoul.

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Anyangcheon. Anyangcheon (Korean:???????????) is a river in Gyeonggi Province and Seoul, South Korea. Its source is on the slopes of Gwanggyosan in Uiwang and flows north, through the city of Gunpo, where a major cleanup operation saw several species of birds return to the area in 2005. Here, though, the water table remains depleted. The river then flows through Anyang, where it is met by its major tributary, the Hakuicheon stream. From here, it loops around to the west before continuing north to the border with Gwangmyeong. As the river passes to the west of the mountain Gwanaksan, it forms the border between Gwangmyeong and Seoul, where it is lined on the Gwangmyeong side with rape fields and cherry blossom trees. After the stream is joined near Guil Station from the west by the Mokgamcheon stream, which forms another border between Gwangmyeong and Seoul, it is then totally within the capital. Here, it is also joined from the east by the Dorimcheon and passes through a conservation zone for migratory birds which was est

Cheonggyecheon. Cheonggyecheon is a 10.9-kilometre-long (6.8??mi) stream and public space in downtown Seoul, South Korea. A natural stream sourced from the Suseongdong Valley in Inwangsan, it was historically maintained as part of Seoul's early sewerage until the mid-20th century, when post-Korean War rapid economic development and deteriorating conditions prompted the filling of the stream with concrete and the construction of an elevated freeway, the Cheonggye Expressway, in its place. In 2003, the city government began an urban renewal project to remove the expressway and restore the stream, which was completed in 2005 at a cost of over ???386 billion.

Han River. The Han River (Korean:????????) is a major river in South Korea. It flows through the central region of the Korean peninsula, with some of its tributaries and drainage basin in North Korea. The Han River currently has eight river islands: Nanjido, Yeouido, Ttukseom, Nodeulseom, Seoraeseom, Sebitseom, Bamseom, and Seonyudo.