I am looking at a railway station platform from a passing train. The architecture of the station roof and the style of the platform barriers look distinctly British. The orange safety fencing is also very common in the UK. I suspect this is a suburban station in the United Kingdom, possibly in the London area. I am moderately sure about the country.

then: forward

The architecture of the station roof, with its distinctive ironwork and lighting, is very characteristic of Victorian-era railway stations in the UK. The platform design and the track layout strongly reinforce the British railway aesthetic. I am quite certain this is a major terminal or significant station in England. Given the style, I suspect this is somewhere in London, possibly near a major hub like London Bridge or Blackfriars. I am fairly sure of this location.

then: guess