The Upo wetland, an important ecological resource and tourist attraction, occupies a portion of the river basin.

Famous people from Changnyeong include North Korean actress Song Hye-rim and the former mayor of Seoul Park Won-soon.

Changnyeong means "prosperous peace", from the Sino-Korean roots chang (창; 昌; lit.

[3] On April 1, 1914, Yeongsan County (영산군, 靈山郡) and Changnyeong county (창녕군) were merged into 15 townships (면) - Eubnae (읍내면), Goam (고암면), Seonsan (성산면), Daehap (대합면), Ibang (이방면), Yueo (유어면), Daeji (대지면), Changnak (창락면), Namgok (남곡면), Jangma (장마면), Bugok (부곡면), Yeongsan (영산면), Gilgok (길곡면), Docheon (도천면), Gyeseong (계성면).

It spreads out over Changnyeong county's Yueo, Ibang, Daehap, Daeji and other townships, covering over 2,310,000 m2, with a circumference area of 7.5 km.

There are over 340 species of endangered plants such as the Euryale ferox, as well as 62 wild birds, and 28 fish located within the swamp.

In 1977년 Bugok was designated as a national tourist attraction with high quality hotels, recreational facilities, parks and forestation.