Luxury Arizona Mansion with Bunker Lists for $55M

• A mansion in Paradise Valley, Arizona, is listed for $55 million.
• The property includes an underground bunker, facial-recognition surveillance, and a hidden shooting range.
• The estate has a five-year food supply and coyote-vs-dog spotting AI security.
• The mansion aims to break Arizona's home sales record.
• The property includes $7 million in landscaping.