Waterfall Facts

The Niagara Falls moves upstream at an average rate of about 295ft a century!

Salmon can jump up to 12 feet high to clear waterfalls during their spawning migration, with most species averaging 4-6 feet.

A waterfall in Minnesota called The Devil's Kettle puzzled scientists for decades because half its water disappeared into a hole with no apparent outlet. The mystery was finally solved in 2017 when researchers confirmed the water simply flows through fractured rock and rejoins the river downstream.