Wind speeds may top 360 mph, but the center of the tornado itself travels, for large tornadoes, around 70 mph.
One of the deadliest tornadoes on record was in 1925 when a a tristate tornado claimed 695 lives.
Tornadoes can have a diamiter of several miles wide in extreme cases.
In Broken Bow, Oklahoma, a tornado uprooted a motel sign and carried it 30 miles away to a city in Arkansas.
In 2010 a whirlwind of fire was recorded in Brazil and was dubbed a "fire tornado."
They exist on all continents except Antartica.
They are most common West of the Rocky Mountains.
Level 5 tornadoes are recorded for leveling large houses and in one case flung a small car a whole quarter of a mile.