If you are into video-form content, you might also enjoy Jago Hazzard's YouTube channel. Here's a random pick - a video about why the Mithcham Tram Stop might have a valid claim to being the oldest railway station in London: https://www.youtube.com/watch?v=lKJqY4e5xrk
You might first want to view this video as background for context: https://www.youtube.com/watch?v=BnNIzCUg9G4
Plus it's also yielded some good suggestions on some places to visit in (or occasionally even outside of) London.