Broken O Ranch, Augusta, Mont.

Owner: Stanley Kroenke, worth $5 billion
List Price: $132.5 million
Purchase Price: undisclosed
Thanks to state laws, the final sale price of this 124,000-acre operational ranch is undisclosed and unconfirmed. The estate boasts a 10,000-square foot main house with indoor pool, horse stables, nearly 4,500 heads of cattle, extensive water rights, and substantial agricultural capacity for small grain crops and alfalfa hay.