Gangwon
Jeongseon Arirang Festival (정선아리랑제)
Why go: Limited-time festival — plan around the dates

Sono Belle Vivaldi Park Ocean World (소노벨 비발디파크 오션월드) · © KTO · KOGL Type 3
Gangwon
Sono Belle Vivaldi Park Ocean World is a curated attraction in Korea — full details, hours, and access info on the official Korea Tourism page.
Sono Belle Vivaldi Park Ocean World is one of Korea's largest water parks, set within the Vivaldi Park resort complex in Gangwon Province. The facility operates both an outdoor water park in summer and an indoor water park year-round, making it a viable destination across seasons. Visitors can access a wide range of wave pools, slides, and themed water attractions. The resort's mountain surroundings provide a contrast to the tropical-styled interiors. Accommodation at the adjacent Sono Belle hotel allows guests to combine overnight stays with convenient park access, and the site is reachable from Seoul by shuttle or car.
Other places in Gangwon that pair well with this visit.
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates
Gangwon
Why go: Limited-time festival — plan around the dates