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Massive Clock Buried Inside A Texas Mountain Will Keep Ticking For 10,000 Years!

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Installation of the 10,000-year-old clock in Texas (Photo Credit: Longnow.org)

Future generations take note — deep inside the heart of a Sierra Diablo mountain, along the Texas-Mexico border, lies a 200-foot-tall, mechanical clock that ticks once a year, has a century hand that advances once every 100 years, and a cuckoo which will emerge once every 1000 years! Meet the 10,000 Year Clock!