Five years ago South Korean archaeologists unearthed an elaborate 1,400-year-old grave at the site of Gyeongju, which once served as the capital of the ancient kingdom of Silla (c. a.d. 57-535). The tomb, dubbed 120-2, belonged to a high-status individual who had been buried while dressed in a wealth of ornamental attire including gold earrings, a silver belt, silver and beaded bracelets, and bronze shoes. The deceased was also wearing a gilt-bronze crown which, The Miami Herald reports, archaeologists have only recently realized was the most splendid object of them all, a one-of-a-kind item. Closer inspection revealed that the crown...