This is an oldie but goodie.

Researchers poured tons of concrete into a giant abandoned ant colony, let it sit for a month, and then carefully excavated around it. What they found was breathtaking.

Check it out:

If you're antsy (sorry, couldn't help it) to get to where they start pouring the cement, skip ahead to the 3:00 mark.

Ants are truly amazing. Just incredible.

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