Dvault on Instagram: "The Real $9 Million Tumbler Test. Did you know Christopher Nolan and production designer Nathan Crowley built this beast from scratch to be a fully functional military "bridging vehicle" rather than just a movie prop? Witness the rare 2004 footage of the Tumbler Batmobile prototype undergoing rigorous mud and jump testing before starring in the Dark Knight Trilogy; this engineering marvel features a 500hp Chevy V8 engine and can hit 0-60 in just 5 seconds despite its tank-l