ustornadoes.com

ADp4x TIL 75 percent of all tornadoes occur in the US.
NJK8 TIL that the United States experiences approximately 75 percent of all tornadoes in the world.
bGaE TIL that 91 years ago, the most destructive tornado ever recorded in US history was formed. It was reportedly on the ground for 3 hours and 30 min, cutting a swath through 3 states and killing 695 people