what is a skybox?

[nforce]

on a lot of maps it says something about a skybox but i have no idea what it is :(

[Ad Bot]

[Wolfygod]

its a picture that goes around the map. there are moving skyboxs too.

[GenaralSkar]

If you can't figure this out...

[Welknair]

It's a box. For the sky.

[Cybertails1998]

derp
it's a sky

[MaxNikkos]

Go into Slate or any other outdoor map and look up. That there is a Skybox :)