2008 Yatoo-Winter

2007 The Space of Apple

2006 Art Farm Project

        GeumGang Nature Art Biennale

        Maansan Art Festibal

 2005 Pumpkin Leaves

 2004 International Openair Expression in Hiki Japan
        GeumGang Nature Art Biennale

 2003 GeumGang Nature Art Pre Biennale

 2002 Dang-kee Hair Project 2002.6-

        Ant & two lines

 1982-1990 Yatoo four season project

2006 Geum Gang Nature Art Biennale
2004.8.8-11.3  Gong-ju YEONMISAN Nature Art Park 

                        Tear/2006/ Iron Plate, from natural fountain in the mountain

Tear/2008

2006