1. Cinema Center
Officially registered by Guinness World Records as the world's longest cantilever roof.
2. Shinsegae Centum City Department Store
Busan Shinsegae was also listed in the Guinness Book of World Records as the world's largest department store, and as a bonus, the European luxury magazine "Luxatik" recently selected Busan Shinsegae as the 8th largest luxury department store in the world.
The only department store in Korea ranked in the top 30
https://luxatic.com/best-high-end-department-stores/
3. Haeundae Zenith
It was the first residential building in the world to win the German Red Dot Design Award, one of the world's top three design awards.
As a bonus, the director of the famous Hollywood movie "Black Panther" fell in love with the Zenith building at first sight and immediately selected Marine City and Busan as filming locations in Korea... The Zenith building appears in the Korean opening.