
The greatest FORTRESS ever built.
Game of Thrones Season 2, Episode 7

Casterly Rock
is an impregnable FORTRESS.
Game of Thrones Season 7, Episode 3

Welcome to my FORTRESS of solitude.
The Big Bang Theory Season 8, Episode 7

Welcome to my FORTRESS of shame.
The Big Bang Theory Season 9, Episode 19

And we need
every FORTRESS we have
Game of Thrones Season 7, Episode 1