A round pen or arena may be one of the best investments you ever make for your horses. It can serve as a useful training space, a safe place to turn out horses, and provides a smaller space to work a horse from the ground as well as in the saddle. Indoor arenas also protects riders and horses from the cold, snow, rain and wind in the winter and can also keep everyone cooler by providing shade in the summer.
Read more at the source: Barn Building 101: Arenas and Round Pens
Article excerpt posted on Sidelinesnews.com from The Classic Insider.