- Must-see highlights: Massive, original Victorian steam engines and hydraulic machinery that powered the bridge lift for 80 years. See the preserved boilers and drivetrains that are an engineering marvel.
- Current use: Now obsolete after being replaced by an electric system, the Tower Bridge Engine Rooms serves as a museum, educating visitors on the ingenious Victorian mechanics.
- Unique facts: The original Tower Bridge Engine Room machinery could raise the 1,000-ton bascules (the lifting arms) in just one minute. It required 80 workers to keep the system running.

























































