This The Mentalist screencap contains
chuck wagon.
There might also be
wagon couvert, wagon conestoga, conestoga, prairie wagon, prairie schooner, wagon des prairies, goéland des prairies, bâché, chariot de conestoga, wagon de prairie, chemin muletier, route bride, chemin de brides, chemin de bridle, bridle path, chemin de la bride, wrangler cheval, wrangler, wrangler à cheval, and cheval de wrangler.