A photo shows a massive estate in Palm Springs, California. Owned by billionaire Larry Ellison, the estate is called Porcupine Creek and was purchased by the Oracle founder for $42.9 million in 2011. Porcupine Creek covers 249 acres of land, featuring lakes, pools, tennis courts, and pristine golf courses as far as the eye can see. The 18,430 square foot Mediterranean style main house features 16 bedrooms, including a wing for children. The property also contains 8 guest houses.[File photo]