British Museum
A vast repository of the world's cultures, controversially including hundreds of items that were looted from their places of origin. Entire sections are devoted to Egyptian, Greek, and Middle Eastern artifacts, as well as the piece which united them all, the Rosetta Stone. Other

A vast repository of the world's cultures, controversially including hundreds of items that were looted from their places of origin. Entire sections are devoted to Egyptian, Greek, and Middle Eastern artifacts, as well as the piece which united them all, the Rosetta Stone. Other
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