That's Moat Cailin.
Game of Thrones Season 5, Episode 3
Bring me Moat Cailin.
Game of Thrones Season 4, Episode 8
They're encamped at Moat
Cailin as we speak.
Game of Thrones Season 6, Episode 5
Gather whatever men you can
and ride for Moat Cailin.
Game of Thrones Season 4, Episode 2
Take the Moat for the
family, for our family,
Game of Thrones Season 4, Episode 2