The Brick Lane Gallery
Exhibits an eclectic variety of contemporary art and street art by British and International artists, focusing mainly on exhibiting emerging and mid-career artists. They present an integrated programme of exhibitions, including solo-shows as well as group exhibitions, introducing

Exhibits an eclectic variety of contemporary art and street art by British and International artists, focusing mainly on exhibiting emerging and mid-career artists. They present an integrated programme of exhibitions, including solo-shows as well as group exhibitions, introducing
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