Situated inside Hallyu World and KINTEX Land in Seo-gu, Ilsan, Onemount is the largest multi-cultural space in the northwest metropolitan region. It is housed in three buildings with two underground floors and nine aboveground floors, for a total surface area of 161,600 square meters. Aiming to be the best playground in the world, Onemount features a shopping mall, snow park, water park, and members-only luxury sports club, and organizes various performances, events, and parties year round.

Onemount Snowpark is an indoor winter theme park, the first of its kind in Korea. A variety of entertainment programs are organized on snow and ice. The snow park features 101 fun snow and ice activities, including a Santa Village with a North European concept, animal sleds, an ice lake, ice caves, and a snow hill where visitors can enjoy snow sledding in the snow all year round. This is the world’s first theme park where visitors can see the aurora and ice shows at the Fairy Tale Village, made of ice. Onemount Snowpark is set to be a popular tourist destination for both local and international tourists.