[sukhoi-30mki]

Russian Mi-26

[Fai Mao]

Russian choppers are always ugly.

[T-Bone Texan]

You’d think that upon reaching a certain size it would be more efficient and powerful to use a twin rotor system, if that is still done nowadays.

https://www.google.com/search?q=helicopter+dual+rotor&biw=960&bih=464&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi4odOyv7HLAhUM62MKHU4XCR0Q_AUIBygC&dpr=2