Take the oldest person alive today, trace back to their birth and find the oldest person alive on that day, trace back to their birth and so on…There is a string of roughly 20 people who have lived through all recorded history since years switched from BC to AD.


![earthporn:
“Red Rock National Conservation Area outside of Las Vegas! 7952 x 5304 [OC] by: Dylanrucker
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oknope