He went to the one next to the outside wall and opened it.
It isn't easy to get access to the outside walls of my house.
"We know the room has an outside wall because it had a big window, right?"
There was no sign of it on the outside wall.
The car shot directly into the outside wall in turn one.
He led the way to a door in the outside wall, and they stepped through into a garden.
This should be done from the inside, before any opening is cut in the outside wall.
I started to move along the outside wall of the room.
The north side of the outside wall is still standing.
He went left, and opened the one to the room that had an outside wall.