Royal Armouries

Explore: Power House

The powerhouse exhibition at the White Tower tells the stories of the major organisations of state that took care of royal business behind the mighty Tower walls. Discover more about the history of the Tower as England’s “Powerhouse” here.

Learn more about the great institutions including the Ordnance Office, Ordnance Survey, the Royal Mint, Record Office, the Jewel House, Menagerie and Royal Observatory. Discover the Tower of London’s other functions, ranging from royal residence to state prison.

Tower through Time

Institutions of the Tower

Dragon

Did you know?

Simple ideas are best

The Jennings rifle, the Winchester 73 rifle, the Maxim machine gun, and the Luger pistol all use the same basic toggle mechanism to lock the breech, and work in the same way as a knee or elbow joint.