Seoul Forest (Korean: 서울숲; RR: Seoul Sup) is a large park in Seongdong-gu, Seoul, South Korea. It is open year-round, and admission is free. Seoul Forest opened in June 2005. The city government spent 235.2 billion won in development. It is the third largest park in Seoul city. Seoul Forest is a massive park dotted with over 400,000 trees and 100 different animals. This nature park is located in Seongsu-dong and covers an area of 1,200,000 m². The area that was once a royal hunting forest, became Seoul's first water purification plant in 1908, and later used for both racecourse and golf facilities. Now, it has been transformed into a park with a dense canopy of trees and a lake, where citizen can breathe the invigorating fresh air offered by nature.
|Location||Ttukseom-ro, Seongdong-gu, Seoul|
|Area||1,200,000 m2 (300 acres)|
|Established||June 18, 2005|
|Revised Romanization||Seoul Sup|
The park is served by Seoul Subway Line 2, Ttukseom Station, exit 8 or Bundang Line, Seoul Forest Station, exit 3. Proceed straight until you get to the large street and turn left. About a block down, across the street, is the park. It is available to ride bicycles, skate board and so on. It was established to satisfy people's desire to have green space and recreational places in city. It changed from the grounds of Ttukseom. It opened in 2002 stretching over 1.16million m² of land. It consists of five parks : a Cultural Art Park, an Ecological Forest, a Nature Experience Study Field, Wetlands Ecological Field, and Han River Waterside Park.
This Ecologic Park has over 40 different species of roses. This park offers visitors the opportunity to stroll along the river and admire these colorful, intoxicating flowers, while also viewing some fish along the way. Roses are an attractions at this park located on Ttukseom Island. Park goers can also see groves of wetland plant species, including reeds, silver banner grass, and rose-gold pussy willows. There are different types of water plants, such as water chestnut and floating moss, can be found in downstream areas where the waters flow by gently. Along with these sights, Seoul Forest also features as insect garden in its nature experiencing study field and outdoor nature classroom for children in its Wetlands Ecological Field. 
- Cultural Art Park (220,000 m2 or 54 acres)
- Hangang River Waterside Park (33,000 m2 or 8.2 acres)
- Nature Experiencing Study Field (85,000 m2 or 21 acres)
- Wetlands Ecological Field (70,000 m2 or 17 acres)
- Ecological Forest (165,000 m2 or 41 acres)
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- Jung, Seongyeol (2014-07-02). "도심속 낙원 서울숲/Seoul Forest, the good park in city".
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- "Seoul Forest". visit seoul. Retrieved 16 November 2014.
- Hyun Jung Kim, Amber. Korea's Natural Wonders: Exploring Korea's Landscapes.
- "Seoul Forest (서울숲) - Official Korea Tourism Organization".