Asian Historical Architecture: Gim Gi-Hyeon House
- Photographs and floor plan of this historic residence, which dates from the mid-Joseon dynasty.
- http://www.orientalarchitecture.com/chungnam/gimgihyeonindex.htm

Seosan-City
- An old version of the city website, providing concise illustrated information on various aspects of life in Seosan. [English, Korean]
- http://www.maae.co.kr/eng/

Seosan City
- Provides facts about local government, industry, tourist information, cultural assets, festivals, and sports. In Korean, English, Japanese and Chinese.
- http://eng.seosantour.net/