Share the knowledge!
Key Facts In This Video
The Clock of the Long Now is designed to keep time for 10,000 years, and will stand 200 feet (61 m) tall. 00:15
Humans will be able to wind up the Clock of the Long Now after enduring a day's hike and climbing an immense spiral staircase. 01:08
The Clock of the Long Now's face will display the time, date, a star field, and the position of the horizons. 02:06
Wake up with the smartest email in your inbox.
Our best articles a few times a week.