5. Ondol heating process: The Ondol heating process, which will involve heating stone slabs under the ground with fireplace, is a standard element in regular Korean architecture including Those people discovered on Jeju Island. Many properties at the Folks Village also use this technique for heating all through chilly winters. https://manuel0wi1n.digitollblog.com/31160685/an-unbiased-view-of-jeju-culture