A Korean sauna, also known as jjimjilbang, is a type of traditional Korean bathhouse. It typically features various hot and cold baths, saunas, and other relaxation areas. Some jjimjilbangs offer sleeping areas where guests can spend the night, such as in communal sleeping rooms or private sleeping pods.

https://www.klook.com/en-PH/blog/beauty-treatments-spa-korea/
Here are some of the spots:
- Dragon Hill Spa (Seoul)
- Siloam Spa (Seoul)
- Spa Lei (Seoul)
- Paradise City Spa (Incheon)
- Aquafield (Gyeonggi-do)
- Traditional Korean Bathhouse (Insadong)
- SPA LAND Centum City (Busan)
- Myeongdong Traditional Sauna (Seoul)
- Korea SPA Myeong-dong (Seoul)
- Icheon Termeden Spa (Gyeonggi-do)
- Whoo SPA Nonhyeon (Seoul)
- Cheongkwanjang SPA 1899 (Seoul)
- Skinspa Myeong-dong (Seoul)
- Sulwhasoo Spa (Seoul)
- Lee Moon Won Oriental Clinic (Seoul)