Russia covers 11 different time zones.
Moscow is home to the largest number of billionaires in the world.
Don Wildman: For a quarter of a century Joseph Stalin was the dictator of one of the largest and most powerful nations the world had ever seen, and that made him a prime target. To protect himself and his dream of a socialist utopia he built a sprawling fortress beneath his capital, Moscow. From a watery underworld that saved the city from floods but created a hidden labyrinth for his enemies, to a heavily fortified underground bunker where the fate of the free world hung in the balance and highly classified tunnels used by the Soviet elite hiding in the shadow of the busiest metro system in the world.