Apsley House
The London residence of the Dukes of Wellington, which now acts as a museum for the inaugural and most famous holder of the title. It boasts an impressive collection of paintings, sculptures, medals and swords. Perhaps the most bizarre item in Wellington's collection is a nude st

The London residence of the Dukes of Wellington, which now acts as a museum for the inaugural and most famous holder of the title. It boasts an impressive collection of paintings, sculptures, medals and swords. Perhaps the most bizarre item in Wellington's collection is a nude st
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