The Deadliest Sports on Earth: Ranked

Tread Lightly, or Not at All

We don't mean to dissuade all of those whitewater rafter wannabes out there, but between 2006 and 2017, more than 500 people across the globe lost their lives while whitewater rafting. That doesn't count the hundreds of broken bones, thousands of close calls, and countless ruined family vacations because of it.

The More You Know

The world's oldest operating library is in Morocco.
Armadillos swallow air to become buoyant when they swim.
The average person will spend six months of their life waiting for red lights to turn green.
There's a shrimp-like creature that makes aluminum armor to protect itself.

Post originally appeared on Upbeat News.