This is one amazing clock. Called L'Anchrone, its pendulum is activated by the weight of falling ball bearings. The guy took well over 18 months to design and build this intricate masterpiece, going through multiple design convolutions and even consulting
The L'ANACHRONE is an amazing contraption that uses the weight of ball bearings to keep time.
The "rolling balls" clock was completed in 18 months, is composed of some 1600 parts and utilizes 95 ball bearings, according to the official
site.