A barn's an agricultural building used for storage and as a covered workplace. It may sometimes be used to house animals or to store farming vehicles and equipment. Barns are most commonly found on a farm or former farm. A barn meant for keeping cattle may be known as a byre. Construction Older barns were usually built from lumber sawn from timber on the farm, although stone barns were sometimes built in areas where stone was a cheaper building material. Modern barns are more typically steel b… (More on Barn)