Yangjae Citizens ' Forest is a park located near Yangjae Citizen 's Forest Station and the Yangjae Tollgate on the Gyeongbu Expressway , the entrance to Seoul City . Built for the 1986 Asian Games and 1988 Seoul Olympics , the land was prepared on July 1983 as part of Gaepo-dong Land Arrangement Plan . The construction of the Forest continued for about three years and completed on November 1986 . The total area is . The park 's major facilities include landscaped facilities , such as Grass Field , Octagonal Pavilion , and Pagora ( wisteria trellis ) . The forest also has sports facilities , such as tennis and basketball courts . Other major structures in the Forest include the Memorial Hall for the war hero Yun Bonggil , a parking lot , children 's playground , and an outdoor wedding hall . The park also has a number of memorials honouring civilian deaths . Examples include the Korean Air Flight 858 bombing ( killing 115 ) and the Sampoong Department Store collapse in 1995 ( killing 502 )
Korean Air Flight 858 bombing
Korean Air Flight 858
Yangjae Citizens' Forest