Did people used to travel a lot by... Blimp?

Why is a Blimp called a Blimp? How does a Blimp fly? Were Blimps once used by the military? And for today's awesome 5 Minute SMARTYQUIZ - check out the SMARTYQUIZ email. If you're not getting our free SMARTYQUIZ email, you are really missing out on making fun memories & locking in the learning with our research-backed gamification - it's our gift to you 3 times a week! Sign up here . For free home activities sign-up at www.WhoSmarted.com See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info .