Chicago CTA loop train riding on elevated railway with morning traffic beneath on a cloudy morning in downtown, 4K slow motion

cta chicago chicago cta rail system downtown morning rush hour morning traffic pedestrians city buildings traffic architecture urban work transportation commute office buildings fall sidewalk usa united states cityscape intersection america safety road pavement pedestrian street outside crossing crossroads avenue drive insurance bus lane chicago taxi 9 to 5 hustle morning hustle chicago traffic metra subway loop elevated railway public parking cloudy moody handheld raw