Large cylindrical sci-fi background consist of sectors and multiple light sources. The closed domes can be turned off and are located above and below.
There are two pillars with the back light for the elevator in the center. Its length is equal to the height of the tunnel. The elevator can move along the high pillars, and the fence of the elevator platform can be raised and lowered.
In your scenes, you can turn on/turn off the tunnel, the upper or lower dome, pillars or elevator platform.