The stock horse industry continues to see record-setting sales, and the 7th Annual Legacy Ranch Horse Sale, held Saturday, September 17, at the Prescott Rodeo Grounds in Prescott, Arizona, is no exception. The stock horse industry continues to see record-setting sales, and the 7th Annual Legacy Ranch Horse Sale, held Saturday, September 17, at the Prescott Rodeo Grounds in Prescott, Arizona, is no.