Instant Forts

Here’s an instant fort.

It’s a pretty brilliant idea. How come no one thought of it when I was in? Back in my day, we had sandbags. Do you have any idea how long it takes to fill 10,000 sandbags?

 Here’s a better view of the instant fort.

 [youtube=http://youtube.com/watch?v=x9fRW0SpPlQ]