Knighton Hall--it's old but well-kept and Marian is obviously fond of it. It is certainly more appealing than the cold stone castle of Miraz where Caspian had spent his childhood, and when he turns to her with a compliment for the house and the lands, he is sincere.

Her frown causes him to bring his own eyebrows together, and he nods. It might be...awkward, explaining his presence to Marian's father, should the man be about, and while Caspian balks at the thought of sneaking about underneath notice, he would not want to compromise her.