hands-on hall

[Primarina]

what's this "optional area" and "middle roof" stuff?

 

[Chair]

Could you specify in which game or subject because you don't make any sense here

 

[Falinks]

Could you specify in which game or subject because you don't make any sense here

I'd persume 3D World, as it's a level in that game, but where exactly? Prima, do you have screenshots?