The tank was designed by Da Vinci in 1487 when he was under the patronage of Ludovico Sforza. The slanted turtle shell design was created to deflect enemy fire. The vehicle was to be operated by four strong men with gears to allow movement.
Direct link below.
Vehicle - Military - Display, Vehicle - Misc
Links: en.wikipedia.org, www.google.com
By: tallturtle82