September in London feels calmer, brighter and more walkable once the school holiday rush fades. This is the first episode of our monthly London bonus series from London Travel Planning, looking ahead each month at what is on, what to book and what will sell out before you get there. This episode is sponsored by WalksDevour, and I am joined by Charley Sullivan from their London team. Everything you need to know if you are visiting London in September 2026, from the weather to the tickets that...