This edition’s advertised period has ended. Below is the information published for 2026; it does not confirm that the event took place.
Forest Acid City - Namhansanseong Autumn Festival. · 2026 · Historical listing
Next edition
The next edition is not verified on Current Korea. Check the official source for updates.
Official source · for reference ↗Information for this edition
- Dates
- Sep 5, 2026 — Oct 25, 2026
- Place
- Namsansung Fortress area, 23, Sanseong-ri, Namhansanseong-myeon, Gwangi-si, Gyeonggi-do
- Admission at the time
- Free
- Published hours at the time
- It varies depending on the program
- Facts last checked
- 2026-10-25
- First preserved here
- 2026-10-05

Published programme
The "2026 Forest Acid City - Namhansanseong Autumn Festival" is an experience program designed to allow citizens to appreciate the value of a World Heritage site, and it takes place in the Namhansanseong area. Visitors can rediscover the historical value and beauty of Namhansanseong in various locations, and a variety of programs including hands-on activities, performances, and tours are available. The program consists of 4 programs: "Traditional Culture Experience," which allows visitors to experience the history and traditions of the fortress; "Eco-History Camp," which teaches about the ecology of Namhansanseong through explanations and natural materials; "Namhansanseong Performance Festival," which adds excitement with theatrical and traditional music performances; and "Chuseok Special Program," which illuminates Namhansanseong with lights and music during the Chuseok holiday. Visitors can experience the value and charm of the World Heritage site, Namhansanseong, up close.
Official source · for reference ↗Image credits & terms
Forest Acid City - Namhansanseong Autumn Festival.
Korea Tourism Organization · Type3