Hardin's Tower is one of the towers of Castle Black. It has a broken battlement, from which stone has spilled into the yard below and a lean.
A Game of Thrones
A Dance with Dragons
Hardin's Tower becomes the place of residence of the wildling women who accept Jon's call. It is called Harlot's Tower by men who mistake it for a brothel. The giant Wun Weg Wun Dar Wun sleeps in its entryway to guard it.