Check out the world’s first stealth tank! Chieftain SID, the Signature Integration Demonstrator, was a test-bed for techniques that would make a tank harder to detect. Find out more about the Chieftain: https://www.youtube.com/watch?v=D3OF9IvtHLk Disclaimer: In reflection of our charitable objectives, this content may show weapons of war and/or historical imagery for educational purposes. | The Tank Museum