The word hanok (한옥) refers to traditional Korean houses first designed and built in the 14th century during the Joseon Dynasty. The architectural style of Korean houses is unique and ingenious. For example, the ondol (온돌) floor heating system, which ensures an optimal temperature in rooms, was invented 2,500 years ago by Koreans themselves. Ondol … Continue reading Why Is Hanok Called “The Breathing House”?