A modern version of the look is seen in this Florida bedroom. Keeping the ceiling, barn door, and bathroom vanity the same material creates flow and serenity, while the rustic wood itself is a cool fe (Cool Rooms Rustic)
This kitchen has a corrugated metal ceiling and side wall. The dark and rough surface draws the eyes upwards in this room. It gives the room a rustic and country feel to it. I think it makes the room feel a bit smaller, than a light colour paint would do.