Cross Blackfriars Bridge at twilight and think of Dementors drifting above the Thames

https://remingtonrzow114.raidersfanteamshop.com/harry-potter-themed-tours-in-london-walking-vs-bus-vs-private

Cross Blackfriars Bridge at twilight and consider Dementors drifting above the Thames, as city lighting fixtures flicker like lumos inside the fog.