The United States presidential state car, best known as “The Beast”, is the official state car of the President of the United States. The current model is a unique Cadillac built upon a medium-duty truck platform, and equipped with many life-saving, offensive, and defensive measures, built to the United States Secret Service’s standards. The doors of the presidential state car have no keyholes; the way to open the passenger doors on the limousine is a secret known only to the Secret Service. It has more 5-inch-thick bulletproof glass than the previous model, and only the driver’s window opens (to pay tolls). It also has run-flat tires, and an interior that’s 100% sealed to protect the occupants in the event of a chemical attack. The current presidential state car boasts rocket-propelled grenades, night vision optics, a tear gas cannon, on-board oxygen tanks, an armored fuel tank filled with foam to prevent explosion, pump-action shotguns, and 2 US pints of the president’s blood type. Continue reading for more interesting photos from around the web.