5 times entire towns were found buried

Derinkuyu, Turkey's underground city.

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• Throughout human history, cities have been abandoned or reclaimed by nature.
• Sometimes people rediscover these cities using technology or by a stroke of luck.
• These five cities, buried under rock, ice, or vegetation, have resurfaced.

Humans have been building cities for centuries, but they don't always last. In some cases, nature has reclaimed them. Other times, people simply built on top of older structures.