- من
- SaRang Church
- ماذا
- 8,418 square metre(s)
- أين
- كوريا الجنوبية (Seoul)
- متى
The largest underground church is the SaRang Church (South Korea), with a total floorspace of 8,418 m² (90,610 ft²), situated in Seoul, South Korea and measured on 8 December 2015.
The floorspace is spread across 7 main chapels and sanctuaries and can accommodate 9,380 seated people.
