Crowded subway stairs in New York City at rush hour

subway nyc new york city new york city subway rush hour rush hour on the subway feet on subway stairs subway stairs crowded subway stairs rushing down subway stairs rushing up subway stairs subway stairs in daytime subway stairs at rush hour going down into subway coming up out of subway coming out of subway exiting subway entering subway city city atmosphere summer spring fall new york city in summer new york city in spring new york city in fall people in new york city people walking up subway stairs walking down subway stairs going into subway