Hallasan Mountain was designated as a natural reserve of Hallasan Mountain in 1966 and a national park in 1970.
It was designated as a UNESCO Biosphe ... More
Hallasan Mountain was designated as a natural reserve of Hallasan Mountain in 1966 and a national park in 1970.
It was designated as a UNESCO Biosphere Reserve in 2002 and registered as a UNESCO World Natural Heritage Site in 2007.