VIDEOS:
Brain Invaders
Wait, what are air-vents doing in a medical ship, anyway?
Example of:
Air-Vent Passageway
Mission Start Cutscene
Example of:
Title In
Air-Vent Runway
Example of:
Air-Vent Passageway
How a Mosquito Infiltrates
Example of:
Air-Vent Passageway
Do not fire, I have a hostage!
Example of:
Shoot the Hostage
Larry's Vents
Example of:
Air-Vent Passageway
Mythbusters Air Duct Climb
Example of:
Air-Vent Passageway