Towering Scientists: Foucault’s pendulum and Earth’s rotation

Foucault pendulum moving in the Pantheon de Paris. It was conceived by Leon Foucault in 1851 as an experiment to demonstrate the Earth's rotation.

Large Wall Clock for Living Room Decor, Giant Big Silent Modern Battery Operated Glass Pendulum Wall Clock for Kitchen, Bedroom, Oversized Non Ticking Crystal Wall Clock,22 Inch

30.7×20 Inch Large Modern Decorative Giant Pendulum Wall Clocks,Big Classical Metal Dial Wall Clock with Walnut Pointers for Living Room,Office,Entryway,Dining Room Decor

The Device That Lets You See The Earth Turn: The Foucault Pendulum