Ok so I realize the concept of convention centers ...

Ok so I realize the concept of convention centers is that they are supposed to be big enough to hold massive events. BUT I SWEAR THIS BUILDING HAS EXCESS SQUARE FOOTAGE... Everytime I go in this place it is borderline impossible to find a door that you can use to exit that is NOT an emergency exit.

Assuming it is so cold in an attempt to keep the air space temperature a solid level for all the body heat from everyone inside. That said, it's freezing.