David Gatlin found a way to get rid of ants nests and create beautiful art at the same time: he pours 1,400-degree molten aluminum into them. When the metal dries, it creates an intricate sculpture.

The next time you’re outside, look down. Odds are, you might spot one of Earth’s estimated 20 quadrillion ants scurrying around. Depending on where you are, you may detect an Argentine ant.