It's a members-only library but you might be granted access with a research request. The writer's room is great but there's a few special, hidden corners among the bookshelves to tuck yourself away in.
Leila McAlister's grocery shop and café off Arnold Circus, Shoreditch. You can find the best of everything, from jars of horseradish to eggs and croissants.
Bordering the west side of Victoria Park, Regent's Canal serves as a pleasant walking or riding track, particularly on weekends when it's at it's quietest.