Found and Explained Official on MSN

The giant Soviet helicopter that was too big to build

The Mi-32 was a secret Soviet heavy lift helicopter concept designed to carry loads far beyond the capability of any ...
Intended to carry tanks, vehicles, and massive cargo loads, the Mi-32 was a proposed twin-rotor behemoth from Soviet engineers. Using two Mi-26 fuselages side-by-side, the design pushed the limits of ...