Beautiful, open barn. Could have a lobby, break room, bunkhouse, and bathrooms upstairs. Horses, tack, feed, and hay downstairs. The upper could also look out into the arena as a second level, and include an announcers' stand.
From National Geographic. Hoarfrost settles on a moor along the border of Espace Rambouillet, a wildlife reserve near Paris, France by Nicolas Le Boulanger