Camera Museum
A downstairs museum dedicated to cameras from the 1800s to present day, including a camera rifle like the one used in Licence to Kill. The museum is a quick visit and worth the stop even for someone with a moderate interest in photography.

A downstairs museum dedicated to cameras from the 1800s to present day, including a camera rifle like the one used in Licence to Kill. The museum is a quick visit and worth the stop even for someone with a moderate interest in photography.
Check the official site before travelling; hours and prices can change.
More museums

Sir John Soane's Museum
Free, tiny, deranged — Soane's own house preserved exactly as he left it in 1837.

The Wallace Collection
Free national museum in a Manchester Square townhouse — armour, Boucher, the Laughing Cavalier.

The British Museum
Free, vast, civilisationally heavy — go for one room, not all of them.
Source: wikivoyage