Jeff Bezos has invested around $42 million in building a massive mechanical clock designed to last 10,000 years. Known as the Clock of the Long Now, this project is being developed by the Long Now Foundation, with support from Bezos himself. What is the 10,000-Year Clock? The 10,000-Year Clock is being constructed deep inside a mountain in West Texas, on land owned by Bezos. It’s designed to tick just once a year, with a century hand that moves every 100 years, and a cuckoo that pops out every 1