People are walking down a hallway with windows.
Several people walking down a path while several other people take the conveyer belt.
People walking on and off of an escalator in a building.
A group of people walking back and forth.
People are using machines to go down a hallway.
The people are riding along the escalator in the room.
Travelers navigate a public transportation station on both stairs and moving sidewalks¬
People going both down and up an escalater.
People use the moving walkway and the stairs in a large building.
Many different people walking up and down stairs in a building.