TV series example of the word

Game of Thrones Season 7, Episode 3
My armada owns the Narrow Sea.

Game of Thrones Season 7, Episode 3
Euron Greyjoy's armada owns the Narrow Sea.

Game of Thrones Season 1, Episode 5
Of course, you would have friends from across the Narrow Sea.

Game of Thrones Season 2, Episode 5
To cross the Narrow Sea and take back the lron Throne.

Game of Thrones Season 3, Episode 2
stinking barbarians that would row across the Narrow Sea