No, it is not the stairs scene from Battleship Potemkin by Einsenstein. This is the scalinata that leads to the base of the big solar panel in the Barcelona Forum area. So many tons of concrete, the stern, sober, majestic style reminds me of Socialist or Stalinist Architecture somehow. Check this other picture with my wife and my daughter on top of the stairs so you get a better idea.
Here is another post on the Barcelona Solar Panel.
Here is another post on the Barcelona Solar Panel.