Stories of Korea’s National Treasures 36Photo Credit : Cultural Heritage Administration of KoreaBronze Bell of Sangwonsa Temple(Pyeongchang, Gangwon-do)🏯 1. The Oldest Bronze Bell in KoreaHigh in the serene mountains of Odaesan stands Sangwonsa Temple, home to Korea’s oldest surviving bronze bell — the Bronze Bell of Sangwonsa Temple, a masterpiece of early Unified Silla metalcraft.Cast in 725 ..