And the FORTRESS they built here
has never been overcome.
Game of Thrones Season 4, Episode 5
and abandon this FORTRESS
you can no longer hold.
Game of Thrones Season 4, Episode 8
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
We are about to enter Atzel's FORTRESS.
The Big Bang Theory Season 2, Episode 3