I grew up in the countryside, and if you're ever in need some instant escape from the city, this place is like a time warp. It's a huge space full of over grown mausoleums and graves, feels like a movie set. They also do tours.
Regeneration or gentrification? Having been living in and around Brixton for almost two decades, I'm not the only one witnessing its gradual transformation. Right now, Brixton offers an intriguing mix of Jamaican and British culture like nowhere else.
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.
Slightly biased as this is where I live, but Stoke Newington is great place to spend lazy saturday / sunday afternoons getting sloshed with friends. There are 10 + pubs within walking distance who all are great places for one reason or another. I'll pick out the White Hart for its huge beer garden...
Love to visit this place at least once every couple of months, can't afford most of the stuff but at least I can take a picture of myself wearing just for a few seconds this beautiful Comme des Garçons Mickey Mouse Hat!