The entrance to the Barcelona metro at night, while people enter and exit, in the background there are illuminated businesses, lights, trees and people out of focus.
Above view of a subway train with people walking on one side, going upstairs; and on the other side, there are people waiting for another subway train.
People going up and down in a subway entrance with scalators and stairs in a pedestrian zone with a lot of pleople walking by between the city buildings.