During Japan's Kofun Period (250–538 AD), no fully centralized imperial state governed the archipelago, but a powerful Yamato polity was gradually consolidating authority over much of western Japan
- Today is:
During Japan's Kofun Period (250–538 AD), no fully centralized imperial state governed the archipelago, but a powerful Yamato polity was gradually consolidating authority over much of western Japan
For more than three decades, an impressive underwater hoard of 43 iron helmets found off the coast of Spain was believed to be a relic of the ancient Roman era.
In the early 1930s, a teenage girl of Mexican heritage was exploring a long-abandoned mine tunnel in the Copper Canyon region of Chihuahua, Mexico.