They say the best ideas are often the simplest.

They also say don't work harder, work smarter.

But they also say if it works it isn't stupid.

Well, there's a fine line between simple and stupid.

And some ideas are so dumb, they're actually genius.

Here's some dumb ideas that somehow actually work.

You're listening. You're listening to be amazed.

You've probably heard of synchronized ice skating and swimming, but what about synchronized flushing?

No, it's not the next big Olympic sport.

It's Zimbabwe's answer to their blocked sewage pipes problem.

In 2012, the mayor of Bulawayo Zimbabwe ordered residents to flush their toilets simultaneously for an hour, twice a week,

to keep the pipes from becoming clogged.

As the blockages were due to flushed matter drying out and getting stuck in shoddy pipework,

the big flush would keep the pipes wet, hopefully solving the problem.

Admittedly, many residents deemed it successful.

Other residents, however, felt the leaders should be looking at more permanent solutions.

I'd agree.

Citywide clogged toilets are worth causing a stink about.

Next up, another creative solution to a collective problem.

The village of Vigonella in Italy was built at the bottom

of such a steep valley that the sun disappears behind the mountains throughout the winter.

That's three entire months in total shadow. But in 2005, an engineer and architect visited the village

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