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?

Thunder birds are go!

Artillery pieces before about 1700 were often classified by names. A rare type of very big gun was known as a basilisk; a more common long powerful gun was known as a culverin; and smaller versions were named after birds of prey such as saker and falcon.