Though they're powerful and fast, black rhinos could not outrun the black market demand for their horns. Nature parks, like the Serengeti Park in Germany, allow endangered species like this to thrive in peace under human supervision. But in 2019, this zookeeper found out that a rhino's temperament can change in an instant, and barely escaped with his life while trapped inside a car. If you were driving through a park, could you outrun a rhino? Are rhinos blind? And how powerful is that horn?