Dadohaehaesang National Park

Dadohaehaesang National Park () was designated in 1981 as the largest national park in South Korea. The total area is with being marine area and being land area. Main attractions of Dadohaehaesang National Park are Hongdo, Heuksando and Baekdo. In terms of biodiversity, 1,541 plant species, more than 11 mammal species including even orca or killer whales, 147 bird species, 885 insect species, 13 amphibious reptile species, 154 ocean water fish species, and 11 freshwater fish species have inhabited in this area.