Cheonggyecheon

http://green.kompasiana.com/penghijauan/2011/07/05/sungai-cheonggyecheon-seoul-simbol-%E2%80%98modernisasi%E2%80%99-dan-%E2%80%98green-living%E2%80%99-376540.html

Cheonggyecheon

http://www.eurowon.com/2012/03/arroyo-cheonggyecheon-un-oasis-en-el.html

Cheonggyecheon

http://www.preservenet.com/freeways/FreewaysCheonggye.html

Cheonggyecheon

Foto antigua

http://www.plataformaurbana.cl/archive/2007/05/27/regeneracion-urbana-demoliendo-autopistas-y-construyendo-parques/

Cheonggyecheon

http://www.muslimbackpackerseoul.com/2012/05/cheonggyecheon-stream.html

Cheonggyecheon

http://www.lafoundation.org/research/landscape-performance-series/case-studies/case-study/382/

Cheonggyecheon

http://www.exploringkorea.com/cheonggyecheon-river/