Tanks, helicopters, warships, and hundreds of thousands of soldiers….this is a huge, nationwide operation and the world is watching. These images show you just how monumental the drills are.

The USSR was the only country that built nuclear-powered icebreakers, as it needed them to reach territories along the Northern Sea Route. They are true ocean monsters.

The Russian language is full of expressions like ‘drink water off one’s face,’ which often even leave Russians baffled. Try to guess what these mean – and if you can’t, learn them so you can show off to your friends. And yes, this is a really tough quiz.