The 1,400-Year-Old ‘Bingo’ is the Oldest Known Facility of Its Kind
Archaeologists have unearthed an ancient underground freezer, known as a ‘bingo,’ at a historic castle site in South Korea. This remarkable discovery dates back approximately 1,400 years, making it the oldest known facility of its kind.
The bingo was used to store perishable food items, utilizing natural cooling from underground temperatures to preserve them long before the advent of modern refrigeration. This finding offers valuable insight into early preservation techniques and the ingenuity of past civilizations.
Located within the castle grounds, the structure highlights the advanced engineering and practical knowledge that existed during that period in Korean history.
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