Dar Al-Hajar is open to the public now as a sort of museum, though the Yemen travel website says that its “only jewel is the building itself.”

Sarah died in 1922, leaving an unfinished, sprawling mansion with 13 bathrooms, 40 bedrooms, 2 ballrooms, and a few quirks. Sarah was obsessed with the number 13, so all the windows had 13 panes, and the number 13 carries through many of the details of the house.