Does ‘The Big Bang Theory’ set really have four floors?

By MixDex Article may include affiliate links

Because of its trademark scenes where characters appear to walk up and down the stairway of an apparent building, many viewers wonder if the show has a multi-story set.

• In reality, it doesn’t.
• For scenes spanning multiple floors, a bit of television magic is used to create the illusion.
• The show does have a separate set for the lobby, with a flight of stairs that appear to lead to the upper floors, but in reality just leads to a hidden platform.