The Korean National Parks

There are 22 National Parks in Korea

. The first designated one is 지리산 National Park in 1967 and the last designated one is 태백산 National Park in 2016.
In the National Parks, you can enjoy the flavor of unque 4 seasons of Korea

Especially for the 북한산 National Park, it is located in Seoul, so if you stay in Seoul, it is worth to visit there.