When it comes to exhibit seating, benches typically get a bad rap. That's because more often than not, the word "bench" conjures images of uncomfortable wooden affairs typically crammed against walls or sidelined at sporting events. But these negative notions are utterly undeserved, as benches can be not only comfortable but also stylish and sophisticated. To prove the point, here are six benches that are a far cry from hard or humdrum. By Linda Armstrong