It's a lovely detail no matter where you use it.
It can be used in bold or subtle ways. Regardless, it's a nice structural/architectural detail that's visually interesting and quite beautiful. It also works in a variety of different decorating styles.
Image Sources: House Beautiful; via pinterest; Betsy Burnham Design; Angie Hranowsky; via Marcus Design; via La Dolce Vita; Cococozy Shop; via Pieces Inc